Name | CVE-2019-15680 |
Description | TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). This attack appear to be exploitable via network connectivity. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
References | DLA-2045-1 |
Debian Bugs | 945364 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
libvncserver (PTS) | buster | 0.9.11+dfsg-1.3+deb10u4 | vulnerable |
buster (security) | 0.9.11+dfsg-1.3+deb10u5 | vulnerable | |
bullseye | 0.9.13+dfsg-2+deb11u1 | vulnerable | |
bookworm, sid | 0.9.14+dfsg-1 | vulnerable | |
tightvnc (PTS) | buster | 1:1.3.9-9+deb10u1 | fixed |
bullseye | 1:1.3.10-3 | fixed | |
bookworm, sid | 1:1.3.10-7 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
italc | source | (unstable) | (unfixed) | unimportant | ||
libvncserver | source | (unstable) | (unfixed) | unimportant | ||
tightvnc | source | jessie | 1.3.9-6.5+deb8u1 | DLA-2045-1 | ||
tightvnc | source | stretch | 1:1.3.9-9+deb9u1 | |||
tightvnc | source | buster | 1:1.3.9-9deb10u1 | |||
tightvnc | source | (unstable) | 1:1.3.9-9.1 | unimportant | 945364 |
https://www.openwall.com/lists/oss-security/2018/12/10/5
https://github.com/sunweaver/libvncserver/commit/85d00057b5daf71675462c9b175d8cb2d47cd0e1
Non-issue in libvncserver's case: https://github.com/LibVNC/libvncserver/issues/359#issuecomment-599202068