CVE-2021-33516

Published: 24 May 2021

An issue was discovered in GUPnP before 1.0.7 and 1.1.x and 1.2.x before 1.2.5. It allows DNS rebinding. A remote web server can exploit this vulnerability to trick a victim's browser into triggering actions against local UPnP services implemented using this library. Depending on the affected service, this could be used for data exfiltration, data tempering, etc.

Priority

Medium

CVSS 3 base score: 8.1

Status

Package Release Status
gupnp
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.04 (Hirsute Hippo)
Released (1.2.4-1ubuntu0.21.04.1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (1.2.3-0ubuntu0.20.04.2)
Ubuntu 18.04 LTS (Bionic Beaver) Needs triage

Ubuntu 16.04 ESM (Xenial Xerus) Ignored
(out of standard support)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Patches:
Upstream: https://gitlab.gnome.org/GNOME/gupnp/-/commit/ca6ec9dcb26fd7a2a630eb6a68118659b589afac (master)
Upstream: https://gitlab.gnome.org/GNOME/gupnp/-/commit/05e964d48322ff23a65c6026d656e4494ace6ff9 (1.0)