Vulnerability · Published Jan 13, 2024 · Assigned by GitHub_M
CVE-2024-21640OOB Access in CefVideoConsumerOSR::OnFrameCaptured
Medium 5.4
In plain English
A medium-severity out-of-bounds read in cef from chromiumembedded. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 46% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.6%top 53.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Chromium Embedded Framework (CEF) is a simple framework for embedding Chromium-based browsers in other applications.`CefVideoConsumerOSR::OnFrameCaptured` does not check `pixel_format` properly, which leads to out-of-bounds read out of the sandbox. This vulnerability was patched in commit 1f55d2e.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| chromiumembedded | cef | < commit 1f55d2e |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N