[manjaro-security] [ASA-202105-26] gupnp: information disclosure

[Jonas Witschel via arch-security]

Arch Linux Security Advisory ASA-202105-26
==========================================

Severity: Medium
Date    : 2021-05-25
CVE-ID  : CVE-2021-33516
Package : gupnp
Type    : information disclosure
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1985

Summary
=======

The package gupnp before version 1.2.6-1 is vulnerable to information
disclosure.

Resolution
==========

Upgrade to 1.2.6-1.

# pacman -Syu "gupnp>=1.2.6-1"

The problem has been fixed upstream in version 1.2.6.

Workaround
==========

None.

Description
===========

An issue was discovered in GUPnP 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 tampering, etc.

Impact
======

A remote attacker can use DNS rebinding to trick a victim's browser
into triggering actions against local UPnP services.

References
==========

https://discourse.gnome.org/t/security-relevant-releases-for-gupnp-issue-cve-2021-33516/6536
https://gitlab.gnome.org/GNOME/gupnp/-/issues/24
https://gitlab.gnome.org/GNOME/gupnp/-/merge_requests/13
https://gitlab.gnome.org/GNOME/gupnp/-/commit/ca6ec9dcb26fd7a2a630eb6a68118659b589afac
https://security.archlinux.org/CVE-2021-33516
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