CVE-2022-20930 Cisco SD-WAN Software Arbitrary File Corruption Vulnerability

Medium 6.7 Published 30 Sep 2022 Updated 1 Nov 2024

Authenticated local attackers can inject commands to overwrite system files as root, causing denial of service in Cisco SD-WAN vManage.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-20930?

CVE-2022-20930 is a medium-severity command injection vulnerability in Cisco Catalyst Sd-Wan Manager, published on 30 Sep 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 SD-WAN Software could allow an authenticated, local attacker to overwrite and possibly corrupt files on an affected system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting arbitrary commands that are executed as the root user account. A successful exploit could allow the attacker to overwrite arbitrary system files, which could result in a denial of service (DoS) condition.

Weakness: CWE-78, CWE-88

Which versions are affected by CVE-2022-20930?

It affects 5 products.

Products include Cisco Catalyst Sd-Wan Manager, Cisco Sd-Wan, Cisco Sd-Wan Vbond Orchestrator, Cisco Sd-Wan Vmanage, Cisco Sd-Wan Vsmart Controller.

How do I fix CVE-2022-20930?

No fix has been published for CVE-2022-20930 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-2022-20930 being exploited?

There is no known exploitation of CVE-2022-20930 in the wild and no public exploit code.

All Cisco Catalyst Sd-Wan Manager vulnerabilities

Sources

Also known as GHSA-mhjq-pch7-qpc8.