Home/CVE/This issue was addressed with improved environment sanitization. This issue is fixed in Security Update 2022-004 Catalin
CVE

CVE-2022-26755

This issue was addressed with improved environment sanitization. This issue is fixed in Security Update 2022-004 Catalin

This issue was addressed with improved environment sanitization. This issue is fixed in Security Update 2022-004 Catalina, macOS Monterey 12.4, macOS Big Sur 11.6.6. A malicious application may be able to break out of its sandbox.

MEDIUM · CVSS 6.3 EPSS 0.00283
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules8 YARA rules0
▤

Affected Products & Versions

4
apple mac os x< 10.15.7
apple mac os xall versions
apple macos>= 11.0 and < 11.6.6
apple macos>= 12.0 and < 12.4
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighRemote Access Tool - Renamed MeshAgent Execution - MacOS
producthighBinary Padding - MacOS
productmediumSuspicious Execution via macOS Script Editor
productmediumSystem Information Discovery Via Sysctl - MacOS
productmediumNew File Exclusion Added To Time Machine Via Tmutil - MacOS
▣

Scoring & Timeline

6.3
MEDIUM · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 May 2022 · 08:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/en-us/HT213255Vendor Advisory
https://support.apple.com/en-us/HT213256Vendor Advisory
https://support.apple.com/en-us/HT213257Vendor Advisory
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