CVE-2021-24029 describes a denial-of-service vulnerability in Facebook's mvfst and proxygen libraries, specifically affecting versions prior to a67083ff4b8dcbb7ee2839da6338032030d712b0 and v2021.03.15.00 respectively. An unauthenticated attacker can trigger a crash by sending a specially crafted QUIC message, leading to a "packet of death" scenario. This vulnerability carries a CVSSv3.1 score of 7.5 (High), indicating a network-based attack with low complexity and high impact on availability, as it can cause a system crash. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2021-03-13CPE matchmatch criteria | cpe:2.3:a:facebook:mvfst:*:*:*:*:*:*:*:* | ||
< 2021.03.15.00CPE matchmatch criteria | cpe:2.3:a:facebook:proxygen:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.