#VU62325 Execution with unnecessary privileges in Cisco IOS XE - CVE-2022-20676

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Main Vulnerability Database Vulnerabilities #VU62325

#VU62325 Execution with unnecessary privileges in Cisco IOS XE - CVE-2022-20676

Published: April 14, 2022


Vulnerability identifier: #VU62325
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-20676
CWE-ID: CWE-250
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Cisco IOS XE
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient input validation of data that is passed into the Tcl interpreter. A local user with privilege level 15 can load malicious Tcl code and execute arbitrary commands as root.


Remediation

Install updates from vendor's website.

External links