CVE-2021-29872 Other in Cloud Pak for Automation

Medium 5.4 Published 18 Jan 2022 Updated 16 Sep 2024

Remote attackers can inject HTTP HOST headers in IBM Cloud Pak for Automation to enable XSS, cache poisoning, or session hijacking.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-29872?

CVE-2021-29872 is a medium-severity vulnerability in IBM Cloud Pak for Automation, published on 18 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

IBM Cloud Pak for Automation 21.0.1 and 21.0.2 - Business Automation Studio Component is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. By sending a specially crafted HTTP request, a remote attacker could exploit this vulnerability to inject HTTP HOST header, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 206228.

Weakness: CWE-116

Which versions are affected by CVE-2021-29872?

It affects 1 product.

Products include Ibm Cloud Pak for Automation.

How do I fix CVE-2021-29872?

No fix has been published for CVE-2021-29872 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-29872 being exploited?

There is no known exploitation of CVE-2021-29872 in the wild and no public exploit code.

Sources

Also known as GHSA-4556-grwq-3p9h.