CVE-2023-20076 Cisco IOx Application Hosting Environment Command Injection Vulnerability

High 7.2 Published Updated

Authenticated attackers can execute arbitrary root commands on the host OS via crafted activation payloads in Cisco IOx.

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-2023-20076?

CVE-2023-20076 is a high-severity command injection vulnerability in Cisco Ios Xe, published on 12 Feb 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability in the Cisco IOx application hosting environment could allow an authenticated, remote attacker to execute arbitrary commands as root on the underlying host operating system. This vulnerability is due to incomplete sanitization of parameters that are passed in for activation of an application. An attacker could exploit this vulnerability by deploying and activating an application in the Cisco IOx application hosting environment with a crafted activation payload file. A successful exploit could allow the attacker to execute arbitrary commands as root on the underlying host operating system.

Weakness: CWE-78, CWE-233

Which versions are affected by CVE-2023-20076?

It affects 9 products.

Products include Cisco 807 Industrial Integrated Services Router Firmware, Cisco 809 Industrial Integrated Services Router Firmware, Cisco 829 Industrial Integrated Services Router Firmware, Cisco Cgr1000 Firmware, Cisco Cgr1240 Firmware, Cisco Ic3000 Industrial Compute Gateway and 3 more.

How do I fix CVE-2023-20076?

No fix has been published for CVE-2023-20076 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-2023-20076 being exploited?

There is no known exploitation of CVE-2023-20076 in the wild and no public exploit code.

All Cisco Ios Xe vulnerabilities

Sources

Also known as GHSA-q7pv-4cxx-gq42.

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