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).
Advisories
Source ID Title
EUVD EUVD EUVD-2025-4633 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).
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 20 Feb 2025 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 20 Feb 2025 03:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-407
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}


Thu, 20 Feb 2025 02:45:00 +0000

Type Values Removed Values Added
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).
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-02-20T17:26:27.660Z

Reserved: 2025-01-29T00:00:00.000Z

Link: CVE-2025-24946

cve-icon Vulnrichment

Updated: 2025-02-20T17:26:22.458Z

cve-icon NVD

Status : Received

Published: 2025-02-20T03:15:12.800

Modified: 2025-02-20T03:15:12.800

Link: CVE-2025-24946

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-12T15:26:13Z