CVE-2021-38173 — Command Injection in Btrbk

CWE-77 — Command Injection4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
0.2%
top 58.04%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Digint BtrbkDebian BtrbkDebian Linux+1 more
Timeline
PublishedAug 7
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶NVDdigint/btrbk< 0.31.2
▶debiandebian/btrbk< btrbk 0.27.1-2 (bookworm)
▶Debiandigint/btrbk< 0.27.1-1.1+deb11u1+3

Also affects: Debian Linux 9.0, Fedora 34, 35

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-c38g-xjq6-3v46: Btrbk before 0↗2022-05-24
▶
OSV
CVE-2021-38173: Btrbk before 0↗2021-08-07
▶

📋Vendor Advisories

1
Debian
CVE-2021-38173: btrbk - Btrbk before 0.31.2 allows command execution because of the mishandling of remot...↗2021
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