CVE-2021-29820 Cross-site scripting in Tivoli Netcool/OMNIbus

Medium 5.4 Published 20 Sep 2021 Updated 16 Sep 2024

Attackers can inject JavaScript into the IBM Netcool GUI to steal credentials from trusted sessions.

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-2021-29820?

CVE-2021-29820 is a medium-severity cross-site scripting vulnerability in IBM Tivoli Netcool/OMNIbus, published on 20 Sep 2021. 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 Jazz for Service Management and IBM Tivoli Netcool/OMNIbus_GUI 8.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 204347.

Weakness: CWE-79

Which versions are affected by CVE-2021-29820?

It affects 1 product.

Products include Ibm Tivoli Netcool\/Omnibus Webgui.

How do I fix CVE-2021-29820?

No fix has been published for CVE-2021-29820 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-2021-29820 being exploited?

There is no known exploitation of CVE-2021-29820 in the wild and no public exploit code.

Sources

Also known as GHSA-7jgh-j4rc-4q2v.