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CVE

CVE-2024-27796

The issue was addressed with improved checks. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 1

The issue was addressed with improved checks. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Monterey 12.7.5, macOS Sonoma 14.5, macOS Ventura 13.6.7. An attacker may be able to elevate privileges.

HIGH · CVSS 7.8 EPSS 0.00067
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-1325Improperly Controlled Sequential Memory Allocation
▤

Affected Products & Versions

7
apple ipados< 16.7.8
apple ipados>= 17.0 and < 17.5
apple iphone os< 16.7.8
apple iphone os>= 17.0 and < 17.5
apple macos>= 12.0 and < 12.7.5
apple macos>= 13.0 and < 13.6.7
apple macos>= 14.0 and < 14.5
◈

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 NVD14 May 2024 · 03:13 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

5
apple-security120905
apple-security120898
apple-security120903
apple-security120900
apple-security120899
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2024/May/10Mailing List
http://seclists.org/fulldisclosure/2024/May/12Mailing List
https://support.apple.com/en-us/HT214101Vendor Advisory
https://support.apple.com/en-us/HT214106Vendor Advisory
https://support.apple.com/kb/HT214100Vendor Advisory
https://support.apple.com/kb/HT214101Vendor Advisory
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