CVE-2021-38173

Critical

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.

SeverityCritical

CVSS9.8

Exploit probability—

Product

Digint Btrbk

PublishedAug 7, 2021

First seenAug 7, 2021

How to fix

Update

digint btrbk0.31.2 or later

Vendor advisories

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LM7GLTUN5YS4KE2RNBX732EAMVVGNEX3/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BP2T32JMENJFRP2HWXR7FTTZVRTTPECL/

Affected products

Product	Affected versions	Fixed in
digint btrbk	v < 0.31.2	0.31.2
debian debian_linux	9.0	—
fedoraproject fedora	34, 35	—

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