CVE-2024-25679: Pquic

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In PQUIC before 5bde5bb, retention of unused initial encryption keys allows attackers to disrupt a connection with a PSK configuration by sending a CONNECTION_CLOSE frame that is encrypted via the initial key computed. Network traffic sniffing is needed as part of exploitation.

Affected products

• Pquic Pquic: before 2023-10-30 (fixed in 2023-10-30)

Published 2024-02-09. Last modified 2026-06-17.