CVE-2020-5915 Cross-site scripting in BIG-IP

Medium 6.1 Published 26 Aug 2020 Updated 4 Aug 2024

Stored XSS in BIG-IP TMUI allows attackers to inject scripts when device trust is enabled, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2020-5915?

CVE-2020-5915 is a medium-severity cross-site scripting vulnerability in F5 Big-Ip Access Policy Manager, published on 26 Aug 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, an undisclosed TMUI page contains a vulnerability which allows a stored XSS when BIG-IP systems are setup in a device trust.

Weakness: CWE-79

Which versions are affected by CVE-2020-5915?

It affects 13 products.

Products include F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager, F5 Big-Ip Domain Name System and 7 more.

How do I fix CVE-2020-5915?

No fix has been published for CVE-2020-5915 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-2020-5915 being exploited?

There is no known exploitation of CVE-2020-5915 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-q348-rc7w-gp8x.