CVEvulnerability
CVE-2021-38173
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-08-07
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-77
Description
Btrbk before 0.31.2 allows command execution because of the mishandling of remote hosts filtering SSH commands using ssh_filter_btrbk.sh in authorized_keys.
Affected configurations
• digint btrbk (< 0.31.2)
• debian debian linux 9.0
• fedoraproject fedora 34
• fedoraproject fedora 35
Related
Weakness · CWE (1)
- CWE-77 Improper Neutralization of Special Elements used in a Command weakness
References
- https://github.com/digint/btrbk/blob/master/ChangeLog Release Notes, Third Party Advisory
- https://github.com/digint/btrbk/commit/58212de771c381cd4fa05625927080bf264e9584 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/09/msg00002.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BP2T32JMENJFRP2HWXR7FTTZVRTTPECL/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM7GLTUN5YS4KE2RNBX732EAMVVGNEX3/ lists.fedoraproject.org
- https://github.com/digint/btrbk/blob/master/ChangeLog Release Notes, Third Party Advisory
- https://github.com/digint/btrbk/commit/58212de771c381cd4fa05625927080bf264e9584 Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/09/msg00002.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BP2T32JMENJFRP2HWXR7FTTZVRTTPECL/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM7GLTUN5YS4KE2RNBX732EAMVVGNEX3/ lists.fedoraproject.org