CVE-2021-24029
HIGHmvfst < 2021-03-13 - Denial of Service via QUIC Session Message
Title source: llmDescription
A packet of death scenario is possible in mvfst via a specially crafted message during a QUIC session, which causes a crash via a failed assertion. Per QUIC specification, this particular message should be treated as a connection error. This issue affects mvfst versions prior to commit a67083ff4b8dcbb7ee2839da6338032030d712b0 and proxygen versions prior to v2021.03.15.00.
References (2)
Core 2
Core References
Patch, Third Party Advisory x_refsource_confirm
https://github.com/facebookincubator/mvfst/commit/a67083ff4b8dcbb7ee2839da6338032030d712b0
Vendor Advisory x_refsource_confirm
https://www.facebook.com/security/advisories/cve-2021-24029
Scores
CVSS v3
7.5
EPSS
0.0119
EPSS Percentile
63.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-617
Status
published
Products (2)
facebook/mvfst
< 2021-03-13
facebook/proxygen
< 2021.03.15.00
Published
Mar 15, 2021
Tracked Since
Feb 18, 2026