CVE-2025-24946

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CVSS 3.1

5.3 medium

EPSS

<1%p44

Published

Feb 20, 2025 (Feb 20, 2025)

Modified

Jun 17, 2026

Description

The hash table used to manage connections in picoquic before b80fd3f uses a weak hash function, allowing remote attackers to cause a considerable CPU load on the server (a Hash DoS attack) by initiating connections with colliding Source Connection IDs (SCIDs).

Weakness: CWE-407
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (0.5%)

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