CVE CVE

CVE-2025-20337

CISA Known Exploited Vulnerability (KEV)

Cisco Identity Services Engine Injection Vulnerability

July 28, 2025

August 18, 2025

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying operating system as root. The attacker does not require any valid credentials to exploit this vulnerability.

This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to obtain root privileges on an affected device.

Weakness Enumeration

CWE-ID CWE Name

CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component (‘Injection’)

Details

Source:
NVD
Published:
Updated:

Risk information

CVSS v3

Base score:
10
Severity:

CRITICAL

Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v2

Not defined