Description
An authentication bypass in the SSH service of gost v2.11.5 allows attackers to intercept communications via setting the HostKeyCallback function to ssh.InsecureIgnoreHostKey
References (3)
Core 3
Core References
Various Sources
https://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a
Various Sources
https://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229
Issue Tracking
https://github.com/ginuerzh/gost/issues/1034
Scores
CVSS v3
9.8
EPSS
0.0006
EPSS Percentile
19.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-639
Status
published
Products (1)
ginuerzh/gost
0Go
Published
Jul 03, 2024
Tracked Since
Feb 18, 2026