CVE-2025-20286

| EUVD-2025-16883 CRITICAL
2025-06-04 [email protected]
9.9
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 14, 2026 - 17:29 vuln.today
EUVD ID Assigned
Mar 14, 2026 - 17:29 euvd
EUVD-2025-16883
CVE Published
Jun 04, 2025 - 17:15 nvd
CRITICAL 9.9

Description

A vulnerability in Amazon Web Services (AWS), Microsoft Azure, and Oracle Cloud Infrastructure (OCI) cloud deployments of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to access sensitive data, execute limited administrative operations, modify system configurations, or disrupt services within the impacted systems. This vulnerability exists because credentials are improperly generated when Cisco ISE is being deployed on cloud platforms, resulting in different Cisco ISE deployments sharing the same credentials. These credentials are shared across multiple Cisco ISE deployments as long as the software release and cloud platform are the same. An attacker could exploit this vulnerability by extracting the user credentials from Cisco ISE that is deployed in the cloud and then using them to access Cisco ISE that is deployed in other cloud environments through unsecured ports. A successful exploit could allow the attacker to access sensitive data, execute limited administrative operations, modify system configurations, or disrupt services within the impacted systems. Note: If the Primary Administration node is deployed in the cloud, then Cisco ISE is affected by this vulnerability. If the Primary Administration node is on-premises, then it is not affected.

Analysis

Default credentials in Cisco ISE cloud deployments on AWS/Azure/OCI. CVSS 9.9.

Technical Context

CWE-259 use of hard-coded password.

Affected Products

['Cisco ISE on AWS/Azure/OCI']

Remediation

Change default credentials immediately.

Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +50
POC: 0

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CVE-2025-20286 vulnerability details – vuln.today

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