CVE-2019-4186 Cross-site scripting in Jazz for Service Management

Medium 5.3 Published 5 Sep 2019 Updated 16 Sep 2024

Remote attackers can inject HTTP headers via crafted requests, enabling XSS, cache poisoning, or session hijacking in IBM Jazz for Service Management.

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

What is CVE-2019-4186?

CVE-2019-4186 is a medium-severity cross-site scripting vulnerability in IBM Jazz for Service Management, published on 5 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Jazz for Service Management 1.1.3 is vulnerable to HTTP header injection, caused by incorrect trust in the HTTP Host header during caching. By sending a specially crafted HTTP GET request, a remote attacker could exploit this vulnerability to inject arbitrary HTTP headers, 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: 158976.

Weakness: CWE-79

Which versions are affected by CVE-2019-4186?

It affects 1 product.

Products include Ibm Jazz for Service Management.

How do I fix CVE-2019-4186?

No fix has been published for CVE-2019-4186 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-2019-4186 being exploited?

There is no known exploitation of CVE-2019-4186 in the wild and no public exploit code.

Sources

Also known as GHSA-9m4g-67v5-8rww.