CVE-2020-5916 Path traversal in BIG-IP

Medium 6.8 Published Updated

Privileged users can read arbitrary files outside the web root in BIG-IP, exposing sensitive system data.

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

What is CVE-2020-5916?

CVE-2020-5916 is a medium-severity path traversal vulnerability in F5 Big-Ip Access Policy Manager, published on 26 Aug 2020. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

In BIG-IP versions 15.1.0-15.1.0.4 and 15.0.0-15.0.1.3 the Certificate Administrator user role and higher privileged roles can perform arbitrary file reads outside of the web root directory.

Weakness: CWE-269

Which versions are affected by CVE-2020-5916?

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 Ddos Hybrid Defender and 7 more.

How do I fix CVE-2020-5916?

No fix has been published for CVE-2020-5916 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-5916 being exploited?

There is no known exploitation of CVE-2020-5916 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-r8qr-9pg9-x57w.

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