Improper Privilege Management in Catalyst SD-WAN Manager (formerly SD-WAN vManage) - CVE-2022-20739
Published: April 15, 2022
Vulnerability identifier: #VU62344
CSH Severity: Low
CVSS v4: 7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-20739
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges.
The vulnerability exists due to a file leveraged by a root user is executed when a low-privileged user runs specific commands. A local user can inject arbitrary commands to a specific file, then wait until an admin user executes specific commands and gain elevated privileges on the target system.
Affected software
Catalyst SD-WAN Manager (formerly SD-WAN vManage)
How to mitigate CVE-2022-20739
Install updates from vendor's website.
Catalyst SD-WAN Manager (formerly SD-WAN vManage) - addressed in versions 18.4.6, 19.2.3, 20.1.2, 20.3.1, 20.4.1, 20.5.1, 20.7.1