CVE-2022-27878 Cross-site scripting in BIG-IP

Medium 6.8 Published Updated

Stored XSS in F5 BIG-IP Configuration utility allows attackers to execute JavaScript in the context of logged-in users.

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

What is CVE-2022-27878?

CVE-2022-27878 is a medium-severity cross-site scripting vulnerability in F5 Big-Ip Access Policy Manager, published on 5 May 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

On all versions of 16.1.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x of F5 BIG-IP, and F5 BIG-IP Guided Configuration (GC) all versions prior to 9.0, a stored cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to execute JavaScript in the context of the currently logged-in user. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Weakness: CWE-79

Which versions are affected by CVE-2022-27878?

It affects 12 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 6 more.

How do I fix CVE-2022-27878?

No fix has been published for CVE-2022-27878 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-2022-27878 being exploited?

There is no known exploitation of CVE-2022-27878 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-vjqh-wj73-4jqj.

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