Improper Verification of Cryptographic Signature in macOS - CVE-2022-42793

 

Improper Verification of Cryptographic Signature in macOS - CVE-2022-42793

Published: October 25, 2022


Vulnerability identifier: #VU68673
CSH Severity: Medium
CVSS v4: 7.5 [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]
CVE-ID: CVE-2022-42793
CWE-ID: CWE-347
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect verification of cryptographic signature within the Security component. A remote attacker can trick the victim into running a malicious app that appears to have a valid signature and compromise the affected system.


Affected software

macOS
iPadOS
Apple iOS

How to mitigate CVE-2022-42793

Install updates from vendor's website.

macOS - addressed in versions 13.0 22A380, 11.7 20G817, 12.6 21G115
iPadOS - addressed in versions 15.7 19H12, 16.0 20A362
Apple iOS - addressed in versions 15.7 19H12, 16.0 20A362

External References

Related Security Bulletins