CVE-2017-18226

NameCVE-2017-18226
DescriptionThe Gentoo net-im/jabberd2 package through 2.6.1 sets the ownership of /var/run/jabber to the jabber account, which might allow local users to kill arbitrary processes by leveraging access to this account for PID file modification before a root script executes a "kill -TERM `cat /var/run/jabber/filename.pid`" command.
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 severitylow (attack range: local)
Debian Bugs902783

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jabberd2 (PTS)stretch (security), stretch2.4.0-3+deb9u1vulnerable
buster, sid2.6.1-3vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jabberd2source(unstable)(unfixed)low902783

Notes

[stretch] - jabberd2 <no-dsa> (Minor issue, default init system not affected)
https://bugs.gentoo.org/631068

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