Home/CVE/This issue was addressed with improved checks. This issue is fixed in Security Update 2021-005 Catalina, iTunes 12.12 fo
CVE

CVE-2021-30835

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-005 Catalina, iTunes 12.12 fo

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-005 Catalina, iTunes 12.12 for Windows, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted image may lead to arbitrary code execution.

HIGH · CVSS 7.8 EPSS 0.00402
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
▤

Affected Products & Versions

8
apple itunes< 12.12
apple ipados< 15.0
apple iphone os< 15.0
apple mac os x>= 10.15 and <= 10.15.6
apple mac os xall versions
apple macos< 11.6
apple tvos< 15.0
apple watchos< 8.0
◈

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

7.8
HIGH · 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 NVD19 Oct 2021 · 02:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

10
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2021/Oct/61Mailing ListRelease NotesThird Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/62Mailing ListRelease NotesThird Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/63Mailing ListRelease NotesThird Party Advisory
https://support.apple.com/en-us/HT212805Vendor Advisory
https://support.apple.com/en-us/HT212814Vendor Advisory
https://support.apple.com/en-us/HT212815Vendor Advisory
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