CVE-2021-1514 Cisco SD-WAN Software Privilege Escalation Vulnerability
Authenticated local attackers can inject commands into the CLI to execute arbitrary code with Administrator privileges on Cisco SD-WAN devices.
- 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-2021-1514?
CVE-2021-1514 is a medium-severity command injection vulnerability in Cisco Catalyst Sd-Wan Manager, published on 6 May 2021. 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 inject arbitrary commands to be executed with Administrator privileges on the underlying operating system. This vulnerability is due to insufficient input validation on certain CLI commands. An attacker could exploit this vulnerability by authenticating to the device and submitting crafted input to the CLI. The attacker must be authenticated as a low-privileged user to execute the affected commands. A successful exploit could allow the attacker to execute commands with Administrator privileges.
Which versions are affected by CVE-2021-1514?
It affects 13 products.
Products include Cisco Catalyst Sd-Wan Manager, Cisco Sd-Wan Vbond Orchestrator, Cisco Sd-Wan Vmanage, Cisco Vedge-100b Firmware, Cisco Vedge 1000 Firmware, Cisco Vedge 100 Firmware and 7 more.
How do I fix CVE-2021-1514?
No fix has been published for CVE-2021-1514 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-2021-1514 being exploited?
There is no known exploitation of CVE-2021-1514 in the wild and no public exploit code.
Other vulnerabilities in Cisco Catalyst Sd-Wan Manager
- CVE-2026-20182 Cisco Catalyst SD-WAN Controller Authentication Bypass
- CVE-2026-20127 Cisco Catalyst SD-WAN Controller and Manager Authentication Bypass
- CVE-2026-76504 Cisco Catalyst SD-WAN Manager Hex Encoding
- CVE-2026-20245 Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output
- CVE-2022-20775 Cisco SD-WAN Path Traversal
Sources
Also known as GHSA-rpjx-3g4c-xqfh.