What is the CVSS score of CVE-2025-20341?

CVE-2025-20341 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Which versions of Cisco are affected by CVE-2025-20341?

CVE-2025-20341 presents significant security risk, a improper access control vulnerability rated CVSS 8.8.

How to fix or mitigate CVE-2025-20341?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Cisco CVE-2025-20341

HIGH

Improper Access Control (CWE-284)

2025-11-13 psirt@cisco.com

Cisco Authentication Bypass

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:22 vuln.today

CVE Published

Nov 13, 2025 - 17:15 nvd

HIGH 8.8

DescriptionCVE.org

A vulnerability in Cisco Catalyst Center Virtual Appliance could allow an authenticated, remote attacker to elevate privileges to Administrator on an affected system.

This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to perform unauthorized modifications to the system, including creating new user accounts or elevating their own privileges on an affected system. To exploit this vulnerability, the attacker must have valid credentials for a user account with at least the role of Observer.

AnalysisAI

A vulnerability in Cisco Catalyst Center Virtual Appliance could allow an authenticated, remote attacker to elevate privileges to Administrator on an affected system. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. A vulnerability in Cisco Catalyst Center Virtual Appliance could allow an authenticated, remote attacker to elevate privileges to Administrator on an affected system. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to perform unauthorized modifications to the system, including creating new user accounts or elevating their own privileges on an affected system. To exploit this vulnerability, the attacker must have valid credentials for a user account with at least the role of Observer.

Affected ProductsAI

Cisco Catalyst Center Virtual Appliance.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.