CVE-2019-1647 Cisco SD-WAN Solution Unauthorized Access Vulnerability

High 8.0 Published 24 Jan 2019 Updated 20 Nov 2024

An authenticated adjacent attacker can bypass authentication to access other vSmart containers and modify critical system files due to insecure default configuration.

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-2019-1647?

CVE-2019-1647 is a high-severity authentication bypass vulnerability in Cisco SD-WAN Solution, published on 24 Jan 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 Cisco SD-WAN Solution could allow an authenticated, adjacent attacker to bypass authentication and have direct unauthorized access to other vSmart containers. The vulnerability is due to an insecure default configuration of the affected system. An attacker could exploit this vulnerability by directly connecting to the exposed services. An exploit could allow the attacker to retrieve and modify critical system files.

Weakness: CWE-284

Which versions are affected by CVE-2019-1647?

It affects 2 products.

Products include Cisco Sd-Wan, Cisco Vsmart Controller.

How do I fix CVE-2019-1647?

No fix has been published for CVE-2019-1647 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2019-1647 being exploited?

There is no known exploitation of CVE-2019-1647 in the wild and no public exploit code.

Sources

Also known as GHSA-hgf8-22gv-6hjf.