Name | CVE-2019-20373 |
Description | LTSP LDM through 2.18.06 allows fat-client root access because the LDM_USERNAME variable may have an empty value if the user's shell lacks support for Bourne shell syntax. This is related to a run-x-session script. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-2064-1, DSA-4601-1 |
Debian Bugs | 948538 |
Vulnerable and fixed packages
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|
ldm (PTS) | buster, buster (security) | 2:2.18.06-1+deb10u1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://git.launchpad.net/~ltsp-upstream/ltsp/+git/ldm/commit/?id=c351ac69ef63ed6c84221cef73e409059661b8ba
https://bugs.launchpad.net/ubuntu/+source/ldm/+bug/1839431