Description
Step CA is an online certificate authority for secure, automated certificate management for DevOps. Prior to 0.29.0, there is an improper authorization check for SSH certificate revocation. This affects deployments configured with the SSHPOP provisioner. This vulnerability is fixed in 0.29.0.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://github.com/smallstep/certificates/security/advisories/GHSA-j7c9-79x7-8hpr
Scores
CVSS v3
5.0
EPSS
0.0013
EPSS Percentile
3.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (2)
smallstep/certificates
0 - 0.29.0Go
smallstep/certificates
< 0.29.0
Published
Dec 03, 2025
Tracked Since
Feb 18, 2026