CVE-2021-1512: Cisco SD-WAN Software Arbitrary File Corruption Vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-1512?
CVE-2021-1512 is a vulnerability in the CLI of Cisco SD-WAN Software that allows an authenticated local attacker to overwrite arbitrary files.
How does CVE-2021-1512 affect Cisco SD-WAN Software?
CVE-2021-1512 affects Cisco SD-WAN Software by allowing an authenticated, local attacker to overwrite files in the underlying file system.
What is the severity of CVE-2021-1512?
CVE-2021-1512 has a severity rating of medium.
Which versions of Cisco Catalyst SD-WAN Manager are affected by CVE-2021-1512?
Versions 19.2 to 19.2.3, 20.3 to 20.3.1, 20.4 to 20.4.1, and 20.5 to 20.5.1 of Cisco Catalyst SD-WAN Manager are affected by CVE-2021-1512.
How can CVE-2021-1512 be fixed?
To fix CVE-2021-1512, Cisco recommends upgrading to a fixed software release.