CVE-2020-4104 Cross-site scripting in HCL BigFix WebUI

Medium 5.4 Published 17 Jul 2020 Updated 4 Aug 2024

Stored XSS in HCL BigFix WebUI allows attackers to inject malicious scripts, potentially leading to code execution or account takeover.

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-2020-4104?

CVE-2020-4104 is a medium-severity cross-site scripting vulnerability in HCL BigFix WebUI, published on 17 Jul 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

HCL BigFix WebUI is vulnerable to stored cross-site scripting (XSS) within the Apps->Software module. An attacker can use XSS to send a malicious script to an unsuspecting user. This affects all versions prior to latest releases as specified in https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0080855&sys_kb_id=971d99ed1b8ed01c086dcbfc0a4bcb6a.

Weakness: CWE-79

Which versions are affected by CVE-2020-4104?

It affects 1 product.

Products include Hcltech Bigfix Webui.

How do I fix CVE-2020-4104?

No fix has been published for CVE-2020-4104 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-2020-4104 being exploited?

There is no known exploitation of CVE-2020-4104 in the wild and no public exploit code.

Sources

Also known as GHSA-jx66-38hf-gj2w.