CVE-2022-22620
HIGH severity · CVSS 8.8 · Use-after-free · actively exploited (CISA KEV)
8.8CVSS HIGH ● exploited
🔴 Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2022-02-11. US federal agencies must patch by 2022-02-25.
Summary
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.2.1, iOS 15.3.1 and iPadOS 15.3.1, Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8). 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..
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)4%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://support.apple.com/en-us/HT213091Advisory
- https://support.apple.com/en-us/HT213092Advisory
- https://support.apple.com/en-us/HT213093Advisory
- https://support.apple.com/en-us/HT213091Advisory
- https://support.apple.com/en-us/HT213092Advisory
- https://support.apple.com/en-us/HT213093Advisory
- https://security.gentoo.org/glsa/202208-39Advisory
- https://security.gentoo.org/glsa/202208-39Advisory