CVE-2017-20116 TrueConf Server Reflected cross site scripting
An attacker can inject malicious scripts into the TrueConf Server admin interface via the checked_group_id parameter, potentially compromising user sessions.
- 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-2017-20116?
CVE-2017-20116 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. It has been classified as problematic. Affected is an unknown function of the file /admin/group/list/. The manipulation of the argument checked_group_id leads to basic cross site scripting (Reflected). It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Which versions are affected by CVE-2017-20116?
It affects 1 product.
Products include Trueconf Server.
How do I fix CVE-2017-20116?
No fix has been published for CVE-2017-20116 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-2017-20116 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-20116 exists.
Other vulnerabilities in TrueConf Server
Sources
Also known as GHSA-pp22-gvh9-5p2m.