Vulnerability · Published Jun 6, 2020 · Assigned by mitre
CVE-2020-13881
High 7.5
In plain English
A high-severity security flaw in the libpam-tacplus package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 78% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.7%top 22.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | libpam-tacplus | no fix listed | UBUNTU-CVE-2020-13881 |
Affected products (as reported)
References
- https://github.com/kravietz/pam_tacplus/issues/149 x_refsource_MISC
- https://github.com/kravietz/pam_tacplus/commit/4a9852c31c2fd0c0e72fbb689a586aabcfb11cb0 x_refsource_MISC
- [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, x_refsource_MLIST
- [debian-lts-announce] 20200608 [SECURITY] [DLA 2239-1] libpam-tacplus security update mailing-list, x_refsource_MLIST
- https://www.arista.com/en/support/advisories-notices/security-advisories/11705-security-advisory-50 x_refsource_MISC
- USN-4521-1 vendor-advisory, x_refsource_UBUNTU
- [debian-lts-announce] 20210804 [SECURITY] [DLA 2730-1] libpam-tacplus security update mailing-list, x_refsource_MLIST