CVE-2022-26704 - Improper Link Resolution Before File Access ('Link Following')

Severity

78%

Complexity

18%

Confidentiality

98%

A validation issue existed in the handling of symlinks and was addressed with improved validation of symlinks. This issue is fixed in macOS Monterey 12.4. An app may be able to gain elevated privileges.

CVSS 3.1 Base Score 7.8. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 6.8. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P).

Overview

First reported 3 years ago

2022-05-26 19:15:00

Last updated 2 years ago

2022-11-10 16:29:00

Affected Software

Apple Mac OS X

References

https://support.apple.com/en-us/HT213257

https://support.apple.com/en-us/HT213257

Release Notes, Vendor Advisory

https://support.apple.com/kb/HT213343

20220721 APPLE-SA-2022-07-20-4 Security Update 2022-005 Catalina

https://support.apple.com/kb/HT213344

20220721 APPLE-SA-2022-07-20-3 macOS Big Sur 11.6.8

https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2022/MNDT-2022-0032/MNDT-2022-0032.md

https://support.apple.com/kb/HT213343

Mailing List

20220721 APPLE-SA-2022-07-20-4 Security Update 2022-005 Catalina

Mailing List, Third Party Advisory

https://support.apple.com/kb/HT213344

Vendor Advisory

20220721 APPLE-SA-2022-07-20-3 macOS Big Sur 11.6.8

Mailing List, Third Party Advisory

https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2022/MNDT-2022-0032/MNDT-2022-0032.md

Technical Description, Third Party Advisory

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