SB2022102441 - Multiple vulnerabilities in Apple watchOS

Description

This security bulletin contains information about 21 vulnerabilities.

1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-42825)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to improperly imposed security restrictions within the AppleMobileFileIntegrity. A local application can modify protected parts of the filesystem.

2) Buffer overflow (CVE-ID: CVE-2022-32940)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary error within AVEVideoEncoder. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.

3) Improper Certificate Validation (CVE-ID: CVE-2022-42813)

CWE-ID: CWE-295 - Improper Certificate Validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to perform MitM attacks.

The vulnerability exists due to improper certificate validation when handling WKWebView in CFNetwork. A remote attacker can forge a digital certificate, perform MitM attack and compromise the affected system.

4) Buffer overflow (CVE-ID: CVE-2022-32947)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear

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

The vulnerability exists due to a boundary error within GPU Drivers. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.

5) Buffer overflow (CVE-ID: CVE-2022-32924)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary error in OS kernel. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.

6) Out-of-bounds write (CVE-ID: CVE-2022-42808)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary error within the OS kernel. A remote application can trigger an out-of-bounds write and execute arbitrary code with kernel privileges.

7) Security features bypass (CVE-ID: CVE-2022-42811)

CWE-ID: CWE-254 - Security Features

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to improperly imposed security restrictions in Sandbox. A local application can gain unauthorized access to user information.

8) Spoofing attack (CVE-ID: CVE-2022-42799)

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in WebKit. A remote attacker can trick the victim to visit a specially crafted website and spoof user interface.

9) Type Confusion (CVE-ID: CVE-2022-42823)

CWE-ID: CWE-843 - Type confusion

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

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

The vulnerability exists due to a type confusion error when processing HTML content in WebKit. A remote attacker can trick the victim to visit a specially crafted website, trigger a type confusion error and execute arbitrary code on the target system.

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

10) Information disclosure (CVE-ID: CVE-2022-42824)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

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

The vulnerability exists due to unspecified error in WebKit. A remote attacker can trick the victim to visit a specially crafted web page and gain access to potentially sensitive information.

11) Information disclosure (CVE-ID: CVE-2022-32923)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists in WebKit due to an error in the JIT implementation. A remote attacker can trick the victim to visit a malicious website and disclose internal states of the application.

12) Buffer overflow (CVE-ID: CVE-2022-32926)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary error within the OS kernel. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.

13) Buffer overflow (CVE-ID: CVE-2022-32932)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary error within the Apple Neural Engine. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.

14) Buffer overflow (CVE-ID: CVE-2022-32944)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary error within the OS kernel. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.

15) Heap-based buffer overflow (CVE-ID: CVE-2022-37434)

CWE-ID: CWE-122 - Heap-based Buffer Overflow

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber

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

The vulnerability exists due to a boundary error when processing a large gzip header within inflateGetHeader in inflate.c. A remote attacker can pass a specially crafted file to the affected application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

16) Out-of-bounds read (CVE-ID: CVE-2022-42798)

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

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a boundary condition when parsing media files in the Audio subsystem. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and gain access to sensitive information.

17) Heap-based buffer overflow (CVE-ID: CVE-2022-42800)

CWE-ID: CWE-122 - Heap-based Buffer Overflow

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

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

The vulnerability exists due to a boundary error when processing gzip files. A remote attacker can pass a specially crafted file to the affected application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

18) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-42801)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to improperly imposed security restrictions within the OS kernel. A local application can execute arbitrary code with kernel privileges.

19) Race condition (CVE-ID: CVE-2022-42803)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a race condition within the OS kernel. A local application can exploit the race and escalate privileges on the system.

20) Information disclosure (CVE-ID: CVE-2022-42817)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

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

The vulnerability exists due to excessive data output by the application in Safari. A remote attacker trick the victim into visiting a malicious website and gain access to sensitive information.

21) Use-after-free (CVE-ID: CVE-2022-46712)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to a use-after-free error within the OS kernel subsystem. A local application can trigger a use-after-free error and execute arbitrary code with kernel privileges.

Remediation

Install update from vendor's website.

References

• https://support.apple.com/en-us/HT213491