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).
Scores
CVSS v3
5.3
EPSS
0.0007
EPSS Percentile
20.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-407
Status
published
Products (1)
privateoctopus/picoquic
< b80fd3f5903279ae3e7714ee4109363d9ab4491a
Published
Feb 20, 2025
Tracked Since
Feb 18, 2026