CVE-2024-21640 is a critical out-of-bounds read vulnerability in Chromium Embedded Framework (CEF) affecting applications that embed Chromium-based browsers. The flaw, stemming from improper pixel_format checks in CefVideoConsumerOSR::OnFrameCaptured, allows an attacker to read data outside of the sandbox. With a CVSS score of 9.6 (CRITICAL), this vulnerability has a network attack vector, low attack complexity, and can lead to high confidentiality and availability impacts. While no active exploitation, public exploit code, or significant community discussion has been observed, the vulnerability has been patched in commit 1f55d2e.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2024-01-05CPE matchmatch criteria | cpe:2.3:a:chromiumembedded:chromium_embedded_framework:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 1.0 Bluesky, 0.5 Mastodon, and 1.6 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.