CVE-2021-38903 Cross-site scripting in Cognos Analytics

Medium 5.4 Published 22 Apr 2022 Updated 16 Sep 2024

Remote attackers can inject malicious scripts to steal authentication credentials from victims using IBM Cognos Analytics.

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-2021-38903?

CVE-2021-38903 is a medium-severity cross-site scripting vulnerability in Ibm Cognos Analytics, published on 22 Apr 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

IBM Cognos Analytics 11.1.7, 11.2.0, and 11.1.7 is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials. IBM X-Force ID: 209691.

Weakness: CWE-79

Which versions are affected by CVE-2021-38903?

It affects 2 products.

Products include Ibm Cognos Analytics, Netapp Oncommand Insight.

How do I fix CVE-2021-38903?

No fix has been published for CVE-2021-38903 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-2021-38903 being exploited?

There is no known exploitation of CVE-2021-38903 in the wild and no public exploit code.

All Ibm Cognos Analytics vulnerabilities

Sources

Also known as GHSA-h6r9-84p5-5rcg.