VulnerabilityModified
CVE-2023-39434
A use-after-free issue was addressed with improved memory management.
HIGH 8.8EPSS 1.51%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17 and iPadOS 17, watchOS 10, macOS Sonoma 14. Processing web content may lead to arbitrary code execution.
- 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
- 1.51% probability · 73th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- apple/ipados · apple/iphone os · apple/macos · apple/watchos
- Source
- product-security@apple.com
References
- http://seclists.org/fulldisclosure/2023/Oct/3Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/8Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/9Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/09/28/3Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-33
- https://support.apple.com/en-us/HT213937Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213938Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213940Release Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2023/Oct/3Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/8Mailing List, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/9Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/09/28/3Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202401-33
- https://support.apple.com/en-us/HT213937Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213938Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213940Release Notes, Vendor Advisory
- https://webkitgtk.org/security/WSA-2023-0009.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.