CVE-2020-3213 Cisco IOS XE Software Privilege Escalation Vulnerability

Medium 6.7 Published 3 Jun 2020 Updated 15 Nov 2024

An authenticated local attacker can escalate privileges to root by passing special parameters to ROMMON during boot, allowing arbitrary command execution.

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-2020-3213?

CVE-2020-3213 is a medium-severity vulnerability in Cisco Ios Xe, published on 3 Jun 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability in the ROMMON of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to those of the root user of the underlying operating system. The vulnerability is due to the ROMMON allowing for special parameters to be passed to the device at initial boot up. An attacker could exploit this vulnerability by sending parameters to the device at initial boot up. An exploit could allow the attacker to elevate from a Priv15 user to the root user and execute arbitrary commands with the privileges of the root user.

Weakness: CWE-264

Which versions are affected by CVE-2020-3213?

It affects 1 product.

Products include Cisco Ios Xe.

How do I fix CVE-2020-3213?

No fix has been published for CVE-2020-3213 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-3213 being exploited?

There is no known exploitation of CVE-2020-3213 in the wild and no public exploit code.

All Cisco Ios Xe vulnerabilities

Sources

Also known as GHSA-637f-69rv-x68j.