CVE-2023-42917

high

Description

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.

References

https://www.debian.org/security/2023/dsa-5575

https://security.gentoo.org/glsa/202401-04

http://www.openwall.com/lists/oss-security/2023/12/05/1

http://seclists.org/fulldisclosure/2024/Jan/35

http://seclists.org/fulldisclosure/2023/Dec/8

http://seclists.org/fulldisclosure/2023/Dec/5

http://seclists.org/fulldisclosure/2023/Dec/4

http://seclists.org/fulldisclosure/2023/Dec/3

http://seclists.org/fulldisclosure/2023/Dec/13

http://seclists.org/fulldisclosure/2023/Dec/12

https://www.bleepingcomputer.com/news/apple/apple-fixes-webkit-zero-day-exploited-in-extremely-sophisticated-attacks/

https://www.bleepingcomputer.com/news/apple/apple-fixes-zero-day-exploited-in-extremely-sophisticated-attacks/

https://www.bleepingcomputer.com/news/security/apple-fixes-this-years-first-actively-exploited-zero-day-bug/

https://www.bleepingcomputer.com/news/apple/apple-emergency-updates-fix-recent-zero-days-on-older-iphones/

https://support.apple.com/en-us/HT214033

https://support.apple.com/en-us/HT214032

https://support.apple.com/en-us/HT214031

https://isc.sans.edu/diary/rss/30444

https://support.apple.com/kb/HT214062

https://support.apple.com/kb/HT214034

https://support.apple.com/kb/HT214033

https://lists.fedoraproject.org/archives/list/[email protected]/message/P5LQS6VEI7VIZNC7QGQ62EOV45R5RJIR/

https://lists.fedoraproject.org/archives/list/[email protected]/message/AD2KIHHCUBQC2YYH3FJWAHI5BG3QETOH/

Details

Source: Mitre, NVD

Published: 2023-11-30

Updated: 2025-02-10

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.02644