Description
OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms is misinterpreted to mean all ECDSA algorithms.
Scores
CVSS v3
3.1
EPSS
0.0003
EPSS Percentile
9.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-670
Status
published
Products (2)
OpenBSD/OpenSSH
< 10.3
openbsd/openssh
< 10.3
Published
Apr 02, 2026
Tracked Since
Apr 02, 2026