Improper Neutralization of Argument Delimiters in a Command in Catalyst SD-WAN Manager (formerly SD-WAN vManage) - CVE-2021-1484
Published: April 22, 2021
Vulnerability identifier: #VU52482
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1484
CWE-ID: CWE-88
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation in the the device template configuration. A remote authenticated attacker can inject arbitrary commands and cause a denial of service condition on the target system.
Affected software
Catalyst SD-WAN Manager (formerly SD-WAN vManage)
How to mitigate CVE-2021-1484
Install updates from vendor's website.
Catalyst SD-WAN Manager (formerly SD-WAN vManage) - update to 20.5.1