Cisco Identity Services Engine Injection
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA deadline 2025-08-18 · passed 1 year ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Cisco Identity Services Engine contains an injection vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC due to insufficient validation of user-supplied input allowing an attacker to exploit this vulnerability by submitting a crafted API request. Successful exploitation could allow an attacker to perform remote code execution and obtaining root privileges on an affected device.
Who is affected
Cisco Identity Services Engine. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-74.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 1 year ago
Sources
- NVD entry for CVE-2025-20337 nvd.nist.gov/vuln/detail/CVE-2025-20337
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- sec.cloudapps.cisco.com sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-unauth-rce-ZAd2GnJ6
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2025-20337