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Debian LTS Advisory DLA-2315-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/               Emilio Pozuelo Monfort
August 06, 2020                               https://wiki.debian.org/LTS
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Package        : gupnp
Version        : 1.0.1-1+deb9u1
CVE ID         : CVE-2020-12695

Yunus Çadırcı found an issue in the SUBSCRIBE method of UPnP, a
network protocol for devices to automatically discover and communicate
with each other. Insuficient checks on this method allowed attackersto use vulnerable UPnP services for DoS attacks or possibly to bypass
firewalls.

For Debian 9 stretch, this problem has been fixed in version
1.0.1-1+deb9u1.

We recommend that you upgrade your gupnp packages.

For the detailed security status of gupnp please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/gupnp

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS