VULNERABILITY INTELLIGENCE

CVE-2023-39322

CVSS score7.5 HIGH
EPSS probability1.34%
CISA KEVNot currently listed
Published2023-09-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

QUIC connections do not set an upper bound on the amount of data buffered when reading post-handshake messages, allowing a malicious QUIC connection to cause unbounded memory growth. With fix, connections now consistently reject messages larger than 65KiB in size.

Weakness classification

  • nvd@nist.gov: CWE-770

Primary references