vulnerability
Cisco Catalyst SD-WAN: CVE-2021-1512: Cisco SD-WAN Software Arbitrary File Corruption Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:L/Au:N/C:N/I:P/A:P) | May 5, 2021 | Jun 25, 2024 | Apr 1, 2026 |
Severity
4
CVSS
(AV:L/AC:L/Au:N/C:N/I:P/A:P)
Published
May 5, 2021
Added
Jun 25, 2024
Modified
Apr 1, 2026
Description
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system of an affected system. This vulnerability is due to insufficient validation of the user-supplied input parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content in any arbitrary files that reside on the underlying host file system.
Solution
cisco-catalyst-sdwan-update-latest
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.