CVE-2017-20115 TrueConf Server Reflected cross site scripting

Low 3.5 Published 29 Jun 2022 Updated 15 Apr 2025

Reflected cross-site scripting in TrueConf Server allows remote attackers to inject malicious scripts via the sort parameter.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2017-20115?

CVE-2017-20115 is a low-severity cross-site scripting vulnerability in TrueConf Server, published on 29 Jun 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability was found in TrueConf Server 4.3.7 and classified as problematic. This issue affects some unknown processing of the file /admin/conferences/list/. The manipulation of the argument sort leads to basic cross site scripting (Reflected). The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-79, CWE-80

Which versions are affected by CVE-2017-20115?

It affects 1 product.

Products include Trueconf Server.

How do I fix CVE-2017-20115?

No fix has been published for CVE-2017-20115 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2017-20115 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-20115 exists.

Sources

Also known as GHSA-8pcc-94cg-8pr4.