Vulnerability 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.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pam Tacplus Project | Pam Tacplus | >= 1.3.8, <= 1.5.1 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 16.04 |
| Arista | Cloudvision Portal | < 2020.1.2 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2020/06/08/1Mailing ListPatchThird Party Advisory
- https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcPatchThird 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
- https://www.arista.com/en/support/advisories-notices/security-advisories/11705-sThird Party Advisory
- http://www.openwall.com/lists/oss-security/2020/06/08/1Mailing ListPatchThird Party Advisory
- https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcPatchThird 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
- https://www.arista.com/en/support/advisories-notices/security-advisories/11705-sThird Party Advisory
FAQ
What is CVE-2020-13881?
CVE-2020-13881 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.
How severe is CVE-2020-13881?
CVE-2020-13881 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-13881?
Check the references section above for vendor advisories and patch information. Affected products include: Pam Tacplus Project Pam Tacplus, Debian Debian Linux, Canonical Ubuntu Linux, Arista Cloudvision Portal.