Multiple vulnerabilities in Apple macOS Mojave



Published: 2021-07-22
Risk High
Patch available YES
Number of vulnerabilities 20
CVE ID CVE-2021-30805
CVE-2021-30765
CVE-2021-30799
CVE-2021-30782
CVE-2021-30796
CVE-2021-30783
CVE-2021-30677
CVE-2021-30793
CVE-2021-30703
CVE-2021-30766
CVE-2021-30787
CVE-2021-30790
CVE-2021-30788
CVE-2021-30759
CVE-2021-30760
CVE-2021-30780
CVE-2021-30733
CVE-2021-30777
CVE-2021-30672
CVE-2021-30781
CWE ID CWE-119
CWE-787
CWE-264
CWE-20
CWE-254
CWE-415
CWE-125
CWE-121
CWE-190
CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
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macOS
Operating systems & Components / Operating system

Vendor Apple Inc.

Security Advisory

1) Buffer overflow

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30805

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within AMD kernel subsystem. A local user can run a specially crafted application to trigger buffer overflow and execute arbitrary code on the system with root privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds write

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30765

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in Intel Graphics Driver. A local user can run a specially crafted program to trigger an out-of-bounds write and cause unexpected system termination or write kernel memory.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Buffer overflow

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30799

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content in WebKit. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Security restrictions bypass

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30782

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local application to bypass implemented security restrictions

The vulnerability exists due to improperly imposed security restrictions in Sandbox component. A local application cab access restricted files.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Input validation error

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30796

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the Model I/O subsystem. A remote attacker can trick the victim to open a specially crafted image and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Permissions, Privileges, and Access Controls

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30783

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local application to bypass sandbox restrictions.

The vulnerability exists due to improperly imposed security restrictions within the CoreServices subsystem. A sandboxed process may be able to circumvent sandbox restrictions.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Security features bypass

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30677

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a local application to bypass implemented security restrictions.

The vulnerability exists due to a logic issue in LaunchServices. A local application can break out of its sandbox.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Security restrictions bypass

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30793

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to logic error within the OS Kernel subsystem. A local application can execute arbitrary code with kernel privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Double Free

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30703

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the OS kernel subsystem. A local user can trigger a double free error and execute arbitrary code with kernel privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) Out-of-bounds write

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30766

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in Intel Graphics Driver. A local user can run a specially crafted program to trigger an out-of-bounds write and cause unexpected system termination or write kernel memory.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) Out-of-bounds write

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30787

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in Intel Graphics Driver. A local user can run a specially crafted program to trigger an out-of-bounds write and cause unexpected system termination or write kernel memory.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Out-of-bounds read

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30790

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within AppKit component. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Successful vulnerability exploitation may lead to remote code execution.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Out-of-bounds read

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30788

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in FontParser component. A remote attacker can create a specially crafted font file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) Stack-based buffer overflow

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30759

CWE-ID: CWE-121 - Stack-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing font files in FontParser. A remote unauthenticated attacker can trick the victim to open a specially crafted font file, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

15) Integer overflow

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30760

CWE-ID: CWE-190 - Integer Overflow or Wraparound

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in FontParser. A remote attacker can pass specially crafted font file, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

16) Out-of-bounds write

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30780

CWE-ID: CWE-787 - Out-of-bounds Write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within CVMS subsystem. A local user can trigger out-of-bounds write and execute arbitrary code with root privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

17) Out-of-bounds read

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30733

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within CoreText. A remote attacker can create a specially crafted font file, trick the victim into opening it, trigger out-of-bounds read error and read contents of process memory.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

18) Code Injection

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30777

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to improper input validation within the CoreStorage subsystem. A local application can inject and execute arbitrary code with root privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

19) Buffer overflow

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30672

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a local application to escalate privilege son the system.

The vulnerability exists due to a boundary error within Bluetooth implementation. A local application can trigger memory corruption and execute arbitrary code on the target system with root privileges.


Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

20) Input validation error

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-30781

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input within the Audio subsystem. A local user can execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

macOS: 10.14 18A391, 10.14.1 18B75, 10.14.1 18B2107, 10.14.1 18B3094, 10.14.2 18C54, 10.14.3 18D42, 10.14.3 18D43, 10.14.3 18D109, 10.14.4 18E226, 10.14.4 18E227, 10.14.5 18F132, 10.14.6 18G84, 10.14.6 18G87, 10.14.6 18G95, 10.14.6 18G103, 10.14.6 18G1012, 10.14.6 18G2022, 10.14.6 18G3020, 10.14.6 18G4032, 10.14.6 18G5033, 10.14.6 18G6020, 10.14.6 18G6032, 10.14.6 18G6042, 10.14.6 18G7016, 10.14.6 18G8012, 10.14.6 18G8022, 10.14.6 18G9028, 10.14.6 18G9216

CPE External links

https://support.apple.com/en-us/HT212603

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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