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CVE-2025-20125

Cisco Identity Services Engine vulnerability

9.1 CRITICALEPSS 16.4%
  1. Published5 Feb 2025

Description

A vulnerability in an API of Cisco ISE could allow an authenticated, remote attacker with valid read-only credentials to obtain sensitive information, change node configurations, and restart the node. This vulnerability is due to a lack of authorization in a specific API and improper validation of user-supplied data. An attacker could exploit this vulnerability by sending a crafted HTTP request to a specific API on the device. A successful exploit could allow the attacker to attacker to obtain information, modify system configuration, and reload the device. Note: To successfully exploit this vulnerability, the attacker must have valid read-only administrative credentials. In a single-node deployment, new devices will not be able to authenticate during the reload time.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:H

Affected products

Cisco Identity Services Engine< 3.1 · 3.1.0 · 3.2.0 · 3.3.0

Remediation

Fixed in
Cisco Identity Services Engine≥ 3.1

Frequently asked

Is CVE-2025-20125 being actively exploited?

CVE-2025-20125 is not in the CISA KEV catalog. Its EPSS exploit probability is 16.4%.

How severe is CVE-2025-20125?

CVE-2025-20125 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 16.4% probability of exploitation.

Which products are affected by CVE-2025-20125?

Affected products include Cisco Identity Services Engine.

How do I fix CVE-2025-20125?

Upgrade affected software to a fixed version, for example Cisco Identity Services Engine 3.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-20125 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.