SB2022041501 - Privilege escalation in Cisco SD-WAN vManage Software
Published: April 15, 2022
Security Bulletin ID
SB2022041501
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Privilege Management (CVE-ID: CVE-2022-20739)
CWE-ID: CWE-269 - Improper Privilege Management
CVSSv4: 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/E:U/U:Clear
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.
Remediation
Install update from vendor's website.