CVE-2023-32435
Apple Multiple Products WebKit Memory Corruption Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 14 July 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.3, Safari 16.4, iOS 16.4 and iPadOS 16.4, iOS 15.7.7 and iPadOS 15.7.7. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 22.78% probability · 98th percentile
- CISA KEV
- Listed 23 June 2023 · due 14 July 2023
- Weakness
- CWE-787
- Affected
- apple/safari · apple/ipados · apple/iphone os · apple/macos
- Source
- product-security@apple.com
CISA notes
Apply updates per vendor instructions. https://support.apple.com/en-us/HT213670, https://support.apple.com/en-us/HT213671, https://support.apple.com/en-us/HT213676, https://support.apple.com/en-us/HT213811; https://nvd.nist.gov/vuln/detail/CVE-2023-32435
References
- https://support.apple.com/en-us/HT213670Vendor Advisory
- https://support.apple.com/en-us/HT213671Vendor Advisory
- https://support.apple.com/en-us/HT213676Vendor Advisory
- https://support.apple.com/en-us/HT213811Vendor Advisory
- https://support.apple.com/en-us/HT213670Vendor Advisory
- https://support.apple.com/en-us/HT213671Vendor Advisory
- https://support.apple.com/en-us/HT213676Vendor Advisory
- https://support.apple.com/en-us/HT213811Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32435US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.