#VU109634 Command Injection in Cisco Duo - CVE-2025-20258

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Main Vulnerability Database Vulnerabilities #VU109634

#VU109634 Command Injection in Cisco Duo - CVE-2025-20258

Published: May 22, 2025


Vulnerability identifier: #VU109634
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-20258
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Duo
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in the self-service portal. A remote attacker can trick a victim to open a specially crafted email and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install updates from vendor's website.

External links