CVE-2019-1893 Cisco Enterprise NFV Infrastructure Software Command Injection Vulnerability

High 7.8 Published 6 Jul 2019 Updated 20 Nov 2024

Authenticated local attackers can execute arbitrary commands as root via insufficient input validation in a configuration file.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-1893?

CVE-2019-1893 is a high-severity command injection vulnerability in Cisco Enterprise NFV Infrastructure Software, published on 6 Jul 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system (OS) of an affected device as root. The vulnerability is due to insufficient input validation of a configuration file that is accessible to a local shell user. An attacker could exploit this vulnerability by including malicious input during the execution of this file. A successful exploit could allow the attacker to execute arbitrary commands on the underlying OS as root.

Weakness: CWE-78, CWE-77

Which versions are affected by CVE-2019-1893?

It affects 1 product.

Products include Cisco Enterprise Nfv Infrastructure Software.

How do I fix CVE-2019-1893?

No fix has been published for CVE-2019-1893 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-2019-1893 being exploited?

There is no known exploitation of CVE-2019-1893 in the wild and no public exploit code.

Sources

Also known as GHSA-78f3-36g2-xhm9.