DescriptionTightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
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 Bugs945364

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tightvnc (PTS)jessie1.3.9-6.5vulnerable
jessie (security)1.3.9-6.5+deb8u1fixed
buster, stretch1:1.3.9-9vulnerable
bullseye, sid1:1.3.9-9.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[buster] - tightvnc <no-dsa> (Minor issue; will be fixed via point release)
[stretch] - tightvnc <no-dsa> (Minor issue; will be fixed via point release)
same as CVE-2018-20020/libvncserver

Search for package or bug name: Reporting problems