CVE-2018-15312 Cross-site scripting in BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, FPS, GTM, Link Controller, PEM, WebAccelerator)

Medium 6.1 Published 19 Oct 2018 Updated 17 Sep 2024

An authenticated user can execute JavaScript in the BIG-IP Configuration utility, potentially compromising the session of the currently logged-in user.

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-2018-15312?

CVE-2018-15312 is a medium-severity cross-site scripting vulnerability in F5 Big-Ip Access Policy Manager, published on 19 Oct 2018. 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

On F5 BIG-IP 13.0.0-13.1.1.1 and 12.1.0-12.1.3.6, a reflected Cross-Site Scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an authenticated user to execute JavaScript for the currently logged-in user.

Weakness: CWE-79

Which versions are affected by CVE-2018-15312?

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-2018-15312?

No fix has been published for CVE-2018-15312 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-2018-15312 being exploited?

There is no known exploitation of CVE-2018-15312 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-jc3v-9r6m-4q4v.