CVE-2018-0199 Cross-site scripting in Cisco Jabber Client Framework

Medium 6.1 Published 22 Feb 2018 Updated 2 Dec 2024

An unauthenticated remote attacker can execute arbitrary JavaScript in the Cisco Jabber client, potentially leading to remote code execution.

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

What is CVE-2018-0199?

CVE-2018-0199 is a medium-severity cross-site scripting vulnerability in Cisco Jabber Client Framework, published on 22 Feb 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A vulnerability in Cisco Jabber Client Framework (JCF) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of an affected device. The vulnerability is due to improper neutralization of script in attributes in a web page. An attacker could exploit this vulnerability by executing arbitrary JavaScript in the Jabber client of the recipient. An exploit could allow the attacker to perform remote code execution. Cisco Bug IDs: CSCve53989.

Weakness: CWE-79

Which versions are affected by CVE-2018-0199?

It affects 1 product.

Products include Cisco Jabber.

How do I fix CVE-2018-0199?

No fix has been published for CVE-2018-0199 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-2018-0199 being exploited?

There is no known exploitation of CVE-2018-0199 in the wild and no public exploit code.

Sources

Also known as GHSA-jfcj-v8f4-wj2w.