CVE-2022-20665 Cisco StarOS Command Injection Vulnerability

What is CVE-2022-20665?

CVE-2022-20665 is a medium-severity command injection vulnerability in Cisco ASR 5000 Series Software, published on 6 Apr 2022. 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 StarOS could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient input validation of CLI commands. An attacker could exploit this vulnerability by sending crafted commands to the CLI. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user. To exploit this vulnerability, an attacker would need to have valid administrative credentials on an affected device.

Weakness: CWE-77

Which versions are affected by CVE-2022-20665?

It affects 1 product.

Products include Cisco Staros.

How do I fix CVE-2022-20665?

No fix has been published for CVE-2022-20665 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-2022-20665 being exploited?

There is no known exploitation of CVE-2022-20665 in the wild and no public exploit code.

Other vulnerabilities in Cisco ASR 5000 Series Software

• CVE-2023-20046 Auth bypass in Cisco ASR 5000 Series Software High 8.8
• CVE-2019-1869 Cisco StarOS Denial of Service Vulnerability High 8.6
• CVE-2018-0369 Denial of service in Cisco StarOS unknown High 8.6
• CVE-2017-6707 Command injection in Cisco StarOS High 8.2
• CVE-2021-1539 Cisco ASR 5000 Series Software Authorization Bypass Vulnerabilities High 8.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-mf37-5pqc-748x.