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).
Published: 2025-02-20
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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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).
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

Subscriptions

Privateoctopus Picoquic
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 : Deferred

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

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-24946

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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

Weaknesses