Full Report
A critical vulnerability in Cisco’s Identity Services Engine (ISE) enables unauthenticated remote attackers to retrieve sensitive information and perform administrative actions across various cloud environments upon exploitation. With a PoC code exploit now publicly accessible, the flaw, tracked as CVE-2025-20286, poses a serious threat to global organizations that take advantage of the corresponding Cisco product […] The post CVE-2025-20286 Vulnerability Exploitation: Critical Cisco ISE Flaw Affects AWS, Microsoft Azure, and OCI Cloud Deployments appeared first on SOC Prime.
Analysis Summary
# Vulnerability: Critical Cisco ISE Flaw Affects Cloud Deployments (Static Credential Issue)
## CVE Details
- CVE ID: CVE-2025-20286
- CVSS Score: Not explicitly provided, but stated as "Critical" concern.
- CWE: Not explicitly provided.
## Affected Systems
- Products: Cisco Identity Services Engine (ISE)
- Versions:
- AWS: Versions 3.1 through 3.4
- Azure: Versions 3.2 through 3.4
- OCI: Versions 3.2 through 3.4
- Configurations: Cloud deployments on AWS, Microsoft Azure, and OCI. Excludes on-premises ISO/OVA installs, Azure VMware Solution, Google Cloud VMware Engine, or VMware Cloud on AWS, and hybrid setups where all administrative nodes are on-premises.
## Vulnerability Description
The vulnerability is described as a critical flaw in Cisco ISE cloud deployments related to static credentials. While the specific technical nature (e.g., RCE, authentication bypass) is not detailed in the snippet, being a critical flaw affecting cloud credentials implies a serious compromise risk, possibly related to static credentials used in the cloud environment setup.
## Exploitation
- Status: Implied high risk due to Cisco urging immediate action. (Exploited status not explicitly confirmed, but treated as critical risk).
- Complexity: Implied concern suggests exploitation may be straightforward given the context of cloud deployment risks.
- Attack Vector: Likely Network, targeting the cloud control plane or administrative access.
## Impact
- Confidentiality: [Likely High/Critical based on "Critical" rating]
- Integrity: [Likely High/Critical based on "Critical" rating]
- Availability: [Likely High/Critical based on "Critical" rating]
## Remediation
### Patches
Cisco has released a hot fix for immediate address, alongside specific upgrade paths:
1. **Hot Fix:** `ise-apply-CSCwn63400_3.1.x_patchall-SPA.tar.gz` (Applicable to ISE versions 3.1 through 3.4)
2. **Upgrade Path:** Customers on 3.3 should upgrade to **3.3P8**.
3. **Upgrade Path:** Customers on 3.4 should upgrade to **3.4P3**.
4. **Future Fix:** A full fix for version 3.5 is planned for release in August 2025.
### Workarounds
There is no direct workaround listed. Cisco recommends the following mitigation measures:
1. Restrict access using **Cloud Security Groups**.
2. Maintain **IP-based access control** in Cisco ISE.
3. Reset credentials on fresh installs.
## Detection
- Indicators of Compromise: Not specified in the summary.
- Detection methods and tools: Not specified, but users should monitor for unauthorized access attempts or credential usage anomalies targeting ISE cloud infrastructure.
## References
- Vendor Advisory: hxxps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-aws-static-cred-FPMjUcm7