CVE-2021-38173

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 07-08-2021 09:15

Last modified: - 25-03-2022 04:43

Total changes: - 10

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Low

Attack complexity

Network

Attack vector

High

Availability

High

Confidentiality

High

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

9.8

Base score

3.9

5.9

Exploitability score

Impact score

Verification logic

vendor=digint AND product=btrbk AND versionEndExcluding=0.31.2

vendor=Debian AND product=debian_linux AND version=9.0

vendor=fedoraproject AND product=fedora AND version=34

vendor=fedoraproject AND product=fedora AND version=35

Reference

https://github.com/digint/btrbk/commit/58212de771c381cd4fa05625927080bf264e9584
https://github.com/digint/btrbk/blob/master/ChangeLog
[debian-lts-announce] 20210905 [SECURITY] [DLA 2755-1] btrbk security update-Mailing List, Third Party Advisory
FEDORA-2022-dc62389784-Mailing List, Third Party Advisory
FEDORA-2022-a66734e7a2-Mailing List, Third Party Advisory

Keywords

CVE-2021-38173

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-38173

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures