Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2025-20163

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
04/06/2025
Last modified:
22/07/2025

Description

A vulnerability in the SSH implementation of Cisco Nexus Dashboard Fabric Controller (NDFC) could allow an unauthenticated, remote attacker to impersonate Cisco NDFC-managed devices.<br /> <br /> This vulnerability is due to insufficient SSH host key validation. An attacker could exploit this vulnerability by performing a machine-in-the-middle attack on SSH connections to Cisco NDFC-managed devices, which could allow an attacker to intercept this traffic. A successful exploit could allow the attacker to impersonate a managed device and capture user credentials.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 8.70 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): None

Base Score 3.x
8.70
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:nexus_dashboard:*:*:*:*:*:*:*:* 3.2\(2f\) (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools