CVE-2019-1606 Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1606)
Authenticated local attackers can execute arbitrary OS commands with elevated privileges via CLI argument injection on Cisco Nexus switches.
- 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-2019-1606?
CVE-2019-1606 is a medium-severity command injection vulnerability in Cisco Nx-Os, published on 8 Mar 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with elevated privileges. An attacker would need valid user credentials to exploit this vulnerability. Nexus 3000, 3500, and Nexus 9000 Series Switches in Standalone NX-OS Mode are affected in versions prior to 7.0(3)I7(4).
Which versions are affected by CVE-2019-1606?
It affects 1 product.
Products include Cisco Nx-Os.
How do I fix CVE-2019-1606?
No fix has been published for CVE-2019-1606 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-2019-1606 being exploited?
There is no known exploitation of CVE-2019-1606 in the wild and no public exploit code.
Other vulnerabilities in Cisco Nx-Os
Sources
Also known as GHSA-f98f-97pg-74wc.