CVE-2021-34732 Cisco Prime Collaboration Provisioning Cross-Site Scripting Vulnerability

Medium 6.1 Published 2 Sep 2021 Updated 7 Nov 2024

Unauthenticated attackers can execute arbitrary scripts or access sensitive data via XSS in Cisco Prime Collaboration Provisioning by tricking users into clicking crafted links.

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-2021-34732?

CVE-2021-34732 is a medium-severity cross-site scripting vulnerability in Cisco Prime Collaboration Provisioning, published on 2 Sep 2021. 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 the web-based management interface of Cisco Prime Collaboration Provisioning could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive, browser-based information.

Weakness: CWE-79

Which versions are affected by CVE-2021-34732?

It affects 1 product.

Products include Cisco Prime Collaboration Provisioning.

How do I fix CVE-2021-34732?

No fix has been published for CVE-2021-34732 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-2021-34732 being exploited?

There is no known exploitation of CVE-2021-34732 in the wild and no public exploit code.

Sources

Also known as GHSA-gcxf-4jrr-qpg3.