Home/CVE/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
CVE

CVE-2020-13881

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

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.

HIGH · CVSS 7.5 EPSS 0.01239
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-532Insertion of Sensitive Information into Log File
▤

Affected Products & Versions

4
pam tacplus project pam tacplus>= 1.3.8 and <= 1.5.1
debian linuxall versions
canonical ubuntu linuxall versions
arista cloudvision portal< 2020.1.2
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Jun 2020 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

1
usnUSN-4521-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2020/06/08/1Mailing ListPatchThird Party Advisory
https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0PatchThird Party Advisory
https://github.com/kravietz/pam_tacplus/issues/149Issue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00007.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00006.htmlMailing ListThird Party Advisory
https://usn.ubuntu.com/4521-1/Third Party Advisory
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