CVE-2020-8466 Command injection in Trend Micro InterScan Web Security Virtual Appliance

Critical 9.8 Published 17 Dec 2020 Updated 4 Aug 2024

Unauthenticated attackers can execute arbitrary commands via manipulated passwords in Trend Micro InterScan Web Security Virtual Appliance when improved password hashing is enabled.

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

What is CVE-2020-8466?

CVE-2020-8466 is a critical command injection vulnerability in Trend Micro InterScan Web Security Virtual Appliance, published on 17 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A command injection vulnerability in Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2, with the improved password hashing method enabled, could allow an unauthenticated attacker to execute certain commands by providing a manipulated password.

Weakness: CWE-78

Which versions are affected by CVE-2020-8466?

It affects 1 product.

Products include Trendmicro Interscan Web Security Virtual Appliance.

How do I fix CVE-2020-8466?

No fix has been published for CVE-2020-8466 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-2020-8466 being exploited?

There is no known exploitation of CVE-2020-8466 in the wild and no public exploit code.

Sources

Also known as GHSA-c8qx-8jr7-qrj4.