CVE-2025-20317 HIGH

CVE-2025-20317: Cisco UCS Virtual Keyboard Video Monitor (vKVM) Open Redirect Vulnerability

Vendor Cisco
Product Cisco Unified Computing System (Managed)
Weakness CWE-601 · Open redirect
Published August 27, 2025
Last update August 27, 2025

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

What the vulnerability does

01Description

A vulnerability in the Virtual Keyboard Video Monitor (vKVM) connection handling of Cisco Integrated Management Controller (IMC) could allow an unauthenticated, remote attacker to redirect a user to a malicious website. This vulnerability is due to insufficient verification of vKVM endpoints. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious webpage and potentially capture user credentials. Note: The affected vKVM client is also included in Cisco UCS Manager.

Key dates

02Disclosure timeline

August 27, 2025 CVE published
August 27, 2025 Record updated