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CVE

CVE-2023-42883

The issue was addressed with improved memory handling. This issue is fixed in Safari 17.2, macOS Sonoma 14.2, iOS 17.2 a

The issue was addressed with improved memory handling. This issue is fixed in Safari 17.2, macOS Sonoma 14.2, iOS 17.2 and iPadOS 17.2, watchOS 10.2, tvOS 17.2, iOS 16.7.3 and iPadOS 16.7.3. Processing an image may lead to a denial-of-service.

MEDIUM · CVSS 5.5 EPSS 0.00021
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules8 YARA rules0
▤

Affected Products & Versions

9
apple safari< 17.2
apple ipados< 16.7.3
apple ipados>= 17.0 and < 17.2
apple iphone os< 16.7.3
apple iphone os>= 17.0 and < 17.2
apple macos>= 14.0 and < 14.2
apple tvos< 17.2
apple watchos< 10.2
◈

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

5.5
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 NVD12 Dec 2023 · 01:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
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

8
rhsaRHSA-2025:10364Important
rhsaRHSA-2024:2982Important
rhsaRHSA-2024:2126Important
usnUSN-6582-1
suse-csafSUSE-SU-2024:0002-1
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2023/Dec/12Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2023/Dec/13Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2023/Dec/6Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2023/Dec/7Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2023/Dec/8Mailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2023/Dec/9Mailing ListThird Party Advisory
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