CVE-2020-26880

NameCVE-2020-26880
DescriptionSympa through 6.2.57b.2 allows a local privilege escalation from the sympa user account to full root access by modifying the sympa.conf configuration file (which is owned by sympa) and parsing it through the setuid sympa_newaliases-wrapper executable.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh
Debian Bugs972114

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
sympa (PTS)stretch6.2.16~dfsg-3+deb9u2vulnerable
stretch (security)6.2.16~dfsg-3+deb9u3vulnerable
buster6.2.40~dfsg-1vulnerable
bullseye6.2.40~dfsg-7vulnerable
sid6.2.58~dfsg-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
sympasource(unstable)(unfixed)972114

Notes

[buster] - sympa <postponed> (Revisit when fixed upstream)
https://github.com/sympa-community/sympa/issues/1009
https://github.com/sympa-community/sympa/issues/943#issuecomment-704779420
https://github.com/sympa-community/sympa/issues/943#issuecomment-704842235

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