CVE-2019-1878 Cisco TelePresence Endpoint Command Shell Injection Vulnerability
An unauthenticated adjacent attacker can execute arbitrary shell commands on Cisco TelePresence endpoints by sending crafted CDP packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1878?
CVE-2019-1878 is a high-severity command injection vulnerability in Cisco TelePresence TC Software, published on 20 Jun 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 Discovery Protocol (CDP) implementation for the Cisco TelePresence Codec (TC) and Collaboration Endpoint (CE) Software could allow an unauthenticated, adjacent attacker to inject arbitrary shell commands that are executed by the device. The vulnerability is due to insufficient input validation of received CDP packets. An attacker could exploit this vulnerability by sending crafted CDP packets to an affected device. A successful exploit could allow the attacker to execute arbitrary shell commands or scripts on the targeted device.
Weakness: CWE-78
Which versions are affected by CVE-2019-1878?
It affects 2 products.
Products include Cisco Telepresence Ce, Cisco Telepresence Tc.
How do I fix CVE-2019-1878?
No fix has been published for CVE-2019-1878 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-2019-1878 being exploited?
There is no known exploitation of CVE-2019-1878 in the wild and no public exploit code.
Other vulnerabilities in Cisco TelePresence TC Software
Sources
Also known as GHSA-fmx5-8rj6-q372.