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CVE-2025-20257

6.5 · MEDIUM

A vulnerability in an API subsystem of Cisco Secure Network Analytics Manager and Cisco Secure Network Analytics Virtual Manager could allow an authenticated, remote attacker with low privileges to…

Published May 21, 2025CWE-863EPSS 0.34%

Overview

CVE-2025-20257 is a medium-severity vulnerability. It was published on May 21, 2025 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

A vulnerability in an API subsystem of Cisco Secure Network Analytics Manager and Cisco Secure Network Analytics Virtual Manager could allow an authenticated, remote attacker with low privileges to generate fraudulent findings that are used to generate alarms and alerts on an affected product.

Thi vulnerability is due to insufficient authorization enforcement on a specific API. An attacker could exploit this vulnerability by authenticating as a low-privileged user and performing API calls with crafted input. A successful exploit could allow the attacker to obfuscate legitimate findings in analytics reports or create false indications with alarms and alerts on an affected device.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sna-apiacv-4B6X5ysw

How CyberStrike helps

Frequently asked questions

What is CVE-2025-20257?

CVE-2025-20257 is a medium-severity vulnerability. It was published on May 21, 2025 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-20257?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-20257?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-20257?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-20257 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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