CVE-2021-1395 Cisco Unified Intelligence Center Reflected Cross-Site Scripting Vulnerability

Medium 4.7 Published Updated

An unauthenticated remote attacker can execute arbitrary script code or access sensitive browser-based information by tricking a user into clicking a crafted link.

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-2021-1395?

CVE-2021-1395 is a medium-severity cross-site scripting vulnerability in Cisco Unified Contact Center Express, published on 16 Jun 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 Unified Intelligence Center could allow an unauthenticated, 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 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-2021-1395?

It affects 4 products.

Products include Cisco Packaged Contact Center Enterprise, Cisco Unified Contact Center Enterprise, Cisco Unified Contact Center Express, Cisco Unified Intelligence Center.

How do I fix CVE-2021-1395?

No fix has been published for CVE-2021-1395 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-2021-1395 being exploited?

There is no known exploitation of CVE-2021-1395 in the wild and no public exploit code.

Sources

Also known as GHSA-4786-jhx6-3pjr.

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