CVE-2020-13881

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 06-06-2020 09:15

Last modified: - 05-04-2022 05:04

Total changes: - 3

Description

In support.c in pam_tacplus 1.3.8 through 1.5.1, the TACACS+ shared secret gets logged via syslog if the DEBUG loglevel and journald are used.

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Network

Attack vector

None

Availability

High

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

7.5

Base score

3.9

3.6

Exploitability score

Impact score

Verification logic

vendor=pam_tacplus_project AND product=pam_tacplus AND versionEndIncluding=1.5.1 AND versionStartIncluding=1.3.8

vendor=Debian AND product=debian_linux AND version=8.0

vendor=Debian AND product=debian_linux AND version=9.0

vendor=canonical AND product=ubuntu_linux AND version=16.04 AND software_edition=esm

vendor=canonical AND product=ubuntu_linux AND version=18.04 AND software_edition=lts

vendor=canonical AND product=ubuntu_linux AND version=20.04 AND software_edition=lts

vendor=arista AND product=cloudvision_portal AND versionEndExcluding=2020.1.2

Reference

https://github.com/kravietz/pam_tacplus/issues/149
https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0
[oss-security] 20200608 CVE-2020-13881: pam_tacplus 1.3.8 through 1.5.1, the TACACS+ shared secret gets logged via syslog if configured with debug parameter-Mailing List, Patch, Third Party Advisory
[debian-lts-announce] 20200608 [SECURITY] [DLA 2239-1] libpam-tacplus security update-Mailing List, Third Party Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50
USN-4521-1-Third Party Advisory
[debian-lts-announce] 20210804 [SECURITY] [DLA 2730-1] libpam-tacplus security update-Mailing List, Third Party Advisory

Keywords

CVE-2020-13881

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2020-13881

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures