CVE-2023-5217
HIGH severity · CVSS 8.8 · Out-of-bounds write · actively exploited (CISA KEV)
8.8CVSS HIGH ● exploited
🔴 Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2023-10-02. US federal agencies must patch by 2023-10-23.
Summary
Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (2)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: http://www.openwall.com/lists/oss-security/2023/09/28/5 ↗
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2023/09/28/5Patch
- http://www.openwall.com/lists/oss-security/2023/09/28/6Patch
- http://seclists.org/fulldisclosure/2023/Oct/12Advisory
- http://seclists.org/fulldisclosure/2023/Oct/16Advisory
- http://www.openwall.com/lists/oss-security/2023/09/29/1Advisory
- http://www.openwall.com/lists/oss-security/2023/09/29/11Advisory
- http://www.openwall.com/lists/oss-security/2023/09/29/12Advisory
- http://www.openwall.com/lists/oss-security/2023/09/29/14Advisory