[ CVE-2023-28205 · Published 10 Apr 2023 ]
Apple Multiple Products WebKit Use-After-Free Vulnerability
[ Why it matters ]Priority signals
- Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2023-04-10
- EPSS: 27% chance of exploitation in the next 30 days (higher than 98% of CVEs)
[ Description ]Official description
A use after free issue was addressed with improved memory management. This issue is fixed in Safari 16.4.1, iOS 15.7.5 and iPadOS 15.7.5, iOS 16.4.1 and iPadOS 16.4.1, macOS Ventura 13.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CISA: Apple iOS, iPadOS, macOS, and Safari WebKit contain a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
[ Fixes ]Fixes and patches
CISA required action (US federal deadline 1 May 2023): Apply updates per vendor instructions.
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- support.apple.com/en-us/HT213720Release Notes
- support.apple.com/en-us/HT213721Release Notes
- support.apple.com/en-us/HT213722Release Notes
- support.apple.com/en-us/HT213723Release Notes
- www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource