CVE-2020-5873 Command injection in BIG-IP

High 7.2 Published 30 Apr 2020 Updated 4 Aug 2024

A Resource Administrator can execute arbitrary commands via a malicious scp request, bypassing Advanced Shell restrictions.

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-2020-5873?

CVE-2020-5873 is a high-severity command injection vulnerability in F5 Big-Ip Access Policy Manager, published on 30 Apr 2020. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.6.1-11.6.5 and BIG-IQ 5.2.0-7.1.0, a user associated with the Resource Administrator role who has access to the secure copy (scp) utility but does not have access to Advanced Shell (bash) can execute arbitrary commands using a maliciously crafted scp request.

Which versions are affected by CVE-2020-5873?

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-2020-5873?

No fix has been published for CVE-2020-5873 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2020-5873 being exploited?

There is no known exploitation of CVE-2020-5873 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-gjhm-rrgg-666g.