CVE-2023-20204 Cross-site scripting in Cisco BroadWorks

Medium 5.4 Published 3 Aug 2023 Updated 21 Nov 2024

An authenticated attacker can execute arbitrary scripts or access sensitive data via XSS in the Cisco BroadWorks CommPilot web interface.

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-2023-20204?

CVE-2023-20204 is a medium-severity cross-site scripting vulnerability in Cisco BroadWorks, published on 3 Aug 2023. 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 in the web-based management interface of Cisco BroadWorks CommPilot Application Software could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. This vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Weakness: CWE-79

Which versions are affected by CVE-2023-20204?

It affects 3 products.

Products include Cisco Broadworks Application Delivery Platform, Cisco Broadworks Application Server, Cisco Broadworks Xtended Services Platform.

How do I fix CVE-2023-20204?

No fix has been published for CVE-2023-20204 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-2023-20204 being exploited?

There is no known exploitation of CVE-2023-20204 in the wild and no public exploit code.

Sources

Also known as GHSA-gwg5-gg28-76v5.