CVE-2019-1646 Privilege Escalation Vulnerability in Cisco SD-WAN Solution

High 7.8 Published 24 Jan 2019 Updated 20 Nov 2024

An authenticated local attacker can escalate privileges via unsanitized CLI commands to modify configurations and access sensitive data.

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-2019-1646?

CVE-2019-1646 is a high-severity 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 local CLI of the Cisco SD-WAN Solution could allow an authenticated, local attacker to escalate privileges and modify device configuration files. The vulnerability exists because user input is not properly sanitized for certain commands at the CLI. An attacker could exploit this vulnerability by sending crafted commands to the CLI of an affected device. A successful exploit could allow the attacker to establish an interactive session with elevated privileges. The attacker could then use the elevated privileges to further compromise the device or obtain additional configuration data from the device.

Weakness: CWE-77, CWE-264

Which versions are affected by CVE-2019-1646?

It affects 8 products.

Products include Cisco Sd-Wan, Cisco Vbond Orchestrator, Cisco Vedge 1000 Firmware, Cisco Vedge 100 Firmware, Cisco Vedge 2000 Firmware, Cisco Vedge 5000 Firmware and 2 more.

How do I fix CVE-2019-1646?

No fix has been published for CVE-2019-1646 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-1646 being exploited?

There is no known exploitation of CVE-2019-1646 in the wild and no public exploit code.

Sources

Also known as GHSA-xphx-jp87-55x8.