SB2023032763 - Multiple vulnerabilities in Apple tvOS



SB2023032763 - Multiple vulnerabilities in Apple tvOS

Published: March 27, 2023 Updated: December 26, 2023

Security Bulletin ID SB2023032763
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 22
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 5% Medium 27% Low 68%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 22 vulnerabilities.


1) Improper access control (CVE-ID: CVE-2023-27931)

CWE-ID: CWE-284 - Improper Access Control

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 gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in AppleMobileFileIntegrity. A local application can gain access to user-sensitive data.


2) Integer overflow (CVE-ID: CVE-2023-28185)

CWE-ID: CWE-190 - Integer overflow

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


The vulnerability allows a local application to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow within the OS kernel. A local application can trigger an integer overflow and crash the kernel.


3) Out-of-bounds read (CVE-ID: CVE-2023-42865)

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

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/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 a boundary condition in ImageIO. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


4) Out-of-bounds read (CVE-ID: CVE-2023-42862)

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

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/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 a boundary condition in ImageIO. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


5) Input validation error (CVE-ID: CVE-2023-28201)

CWE-ID: CWE-20 - Improper input 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 compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in WebKit Web Inspector. A remote attacker can trick the victim to visit a specially crafted website and execute arbitrary code on the system.


6) Security features bypass (CVE-ID: CVE-2023-28178)

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 improper input validation in Sandbox component. A local application can bypass Privacy preferences.


7) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-27963)

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

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 sensitive information.

The vulnerability exists due to improper permissions checks in Shortcuts. A shortcut may be able to use sensitive data with certain actions without prompting the user.


8) Improper access control (CVE-ID: CVE-2023-27955)

CWE-ID: CWE-284 - Improper Access Control

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


The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to improper access restrictions in ColorSync. A local application can bypass implemented security restrictions and read arbitrary files on the system.


9) Buffer overflow (CVE-ID: CVE-2023-23536)

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 when the OS kernel. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.


10) Information disclosure (CVE-ID: CVE-2023-27954)

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: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. A remote attacker can track sensitive user information.


11) Security features bypass (CVE-ID: CVE-2023-27932)

CWE-ID: CWE-254 - Security Features

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 bypass Same Origin Policy restrictions.

The vulnerability exists due to improper state management. A remote attacker can trick the victim to visit a specially crafted website and bypass Same Origin Policy restrictions.


12) Improper access control (CVE-ID: CVE-2023-23527)

CWE-ID: CWE-284 - Improper Access Control

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 gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in AppleMobileFileIntegrity. A local application can gain access to protected parts of the file system.


13) Improper access control (CVE-ID: CVE-2023-27942)

CWE-ID: CWE-284 - Improper Access Control

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 gain access to sensitive information.

The vulnerability exists due to improper access restrictions in Podcasts. A local application can gain access to user-sensitive data.


14) Memory corruption (CVE-ID: CVE-2023-27933)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/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 privileged application (with root permissions) can trigger memory corruption and execute arbitrary code with kernel privileges.


15) Use-after-free (CVE-ID: CVE-2023-27969)

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. A local application can trigger a use-after-free error and execute arbitrary code with kernel privileges.


16) Out-of-bounds read (CVE-ID: CVE-2023-27929)

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

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


17) Out-of-bounds read (CVE-ID: CVE-2023-23535)

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

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


18) Inclusion of Sensitive Information in Log Files (CVE-ID: CVE-2023-27928)

CWE-ID: CWE-532 - Information Exposure Through Log Files

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 gain access to sensitive information.

The vulnerability exists due to Identity Services stores sensitive information into log files. A local application can read the log files and gain read information about a user’s contacts.


19) Integer overflow (CVE-ID: CVE-2023-27937)

CWE-ID: CWE-190 - Integer overflow

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


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

The vulnerability exists due to integer overflow in Foundation when handling plist files. A remote attacker can trick the victim to download a malicious app, trigger an integer overflow and execute arbitrary code on the target system.

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


20) Out-of-bounds read (CVE-ID: CVE-2023-27956)

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

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 a boundary condition in FontParser. A remote attacker can create a specially crafted image file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


21) Buffer overflow (CVE-ID: CVE-2023-28181)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/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 CoreCapture. A local application can trigger memory corruption and execute arbitrary code with kernel privileges.


22) Out-of-bounds read (CVE-ID: CVE-2023-23528)

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

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


The vulnerability allows an attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the Core Bluetooth subsystem. An attacker with physical proximity to device can send specially crafted Bluetooth packet to trigger an out-of-bounds read error and read contents of memory on the system.


Remediation

Install update from vendor's website.