CVE-2020-24332

NameCVE-2020-24332
DescriptionAn issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the creation of the system.data file is prone to symlink attacks. The tss user can be used to create or corrupt existing files, which could possibly lead to a DoS attack.
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 severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
trousers (PTS)buster, stretch0.3.14+fixed1-1vulnerable
bullseye, sid0.3.14+fixed1-1.1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
trouserssource(unstable)(unfixed)unimportant

Notes

https://bugzilla.suse.com/show_bug.cgi?id=1164472
https://sourceforge.net/p/trousers/mailman/message/37015817/
https://www.openwall.com/lists/oss-security/2020/08/14/1
In Debian, tcsd gets started under the tss user

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