Critical severity9.8NVD Advisory· Published Aug 7, 2021· Updated Jun 17, 2026
CVE-2021-38173
CVE-2021-38173
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Btrbk/Btrbkdescription
Patches
Vulnerability mechanics
References
5- github.com/digint/btrbk/commit/58212de771c381cd4fa05625927080bf264e9584nvdPatchThird Party Advisory
- github.com/digint/btrbk/blob/master/ChangeLognvdRelease NotesThird Party Advisory
- lists.debian.org/debian-lts-announce/2021/09/msg00002.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BP2T32JMENJFRP2HWXR7FTTZVRTTPECL/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM7GLTUN5YS4KE2RNBX732EAMVVGNEX3/nvd
News mentions
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