CVE-2023-5217 KEV
8.8
HIGH · CVSS 3.1 · EPSS 49% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2023-10-23.
Description
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)
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 49.01% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-787 |
| On CISA KEV | yes — remediate by 2023-10-23 |
| Public exploit | none known |
| Published | 2023-09-28 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Google Chromium libvpx Heap Buffer Overflow Vulnerability |
|---|---|
| Added | 2023-10-02 |
| Due | 2023-10-23 |
| Vendor / product | Google / Chromium libvpx |
| Ransomware use | none reported |
Affected (11)
| Vendor | Product |
|---|---|
| apple | ipados |
| apple | iphone os |
| debian | debian linux |
| fedoraproject | fedora |
| chrome | |
| microsoft | edge |
| microsoft | edge chromium |
| mozilla | firefox |
| mozilla | thunderbird |
| redhat | enterprise linux |
| webmproject | libvpx |
References
- http://seclists.org/fulldisclosure/2023/Oct/12
- http://seclists.org/fulldisclosure/2023/Oct/16
- http://www.openwall.com/lists/oss-security/2023/09/28/5
- http://www.openwall.com/lists/oss-security/2023/09/28/6
- http://www.openwall.com/lists/oss-security/2023/09/29/1
- http://www.openwall.com/lists/oss-security/2023/09/29/11
- http://www.openwall.com/lists/oss-security/2023/09/29/12
- http://www.openwall.com/lists/oss-security/2023/09/29/14
- http://www.openwall.com/lists/oss-security/2023/09/29/2
- http://www.openwall.com/lists/oss-security/2023/09/29/7
- http://www.openwall.com/lists/oss-security/2023/09/29/9
- http://www.openwall.com/lists/oss-security/2023/09/30/1
- http://www.openwall.com/lists/oss-security/2023/09/30/2
- http://www.openwall.com/lists/oss-security/2023/09/30/3
- http://www.openwall.com/lists/oss-security/2023/09/30/4
- http://www.openwall.com/lists/oss-security/2023/09/30/5
- http://www.openwall.com/lists/oss-security/2023/10/01/1
- http://www.openwall.com/lists/oss-security/2023/10/01/2
- http://www.openwall.com/lists/oss-security/2023/10/01/5
- http://www.openwall.com/lists/oss-security/2023/10/02/6
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