CVE-2018-8793

NameCVE-2018-8793
Descriptionrdesktop versions up to and including v1.8.3 contain a Heap-Based Buffer Overflow in function cssp_read_tsrequest() that results in a memory corruption and probably even a remote code execution.
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)
ReferencesDLA-1683-1, DSA-4394-1
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
rdesktop (PTS)jessie1.8.2-3+deb8u1vulnerable
jessie (security)1.8.6-0+deb8u2fixed
stretch (security), stretch1.8.6-2~deb9u1fixed
buster1.8.6-2fixed
bullseye, sid1.9.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
rdesktopsource(unstable)1.8.4-1
rdesktopsourcejessie1.8.4-0+deb8u1DLA-1683-1
rdesktopsourcestretch1.8.4-1~deb9u1DSA-4394-1

Notes

https://github.com/rdesktop/rdesktop/commit/766ebcf6f23ccfe8323ac10242ae6e127d4505d2 (v1.8.4)
Search for package or bug name: Reporting problems