Vulnerability in Cisco Identity Services Engine Software
CVE-2025-20285
A vulnerability in the IP Access Restriction feature of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to bypass configured IP access restrictions and log in to the device from a disallowed IP address. This vulnerability is due to improper enforcement of access controls that are configured using the IP Access Restriction feature. An attacker could exploit this vulnerability by logging in to the API from an unauthorized source IP address. A successful exploit could allow the attacker to gain access to the targeted device from an IP address that should have been restricted. To exploit this vulnerability, the attacker must have valid administrative credentials.
EPSS: 0.004 (28.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N.
Affected products
- Cisco Identity Services Engine Software — versions 3.1.0, 3.1.0 p1, 3.1.0 p3
- Cisco Identity_services_engine — versions 3.3.0, 3.4.0
- Cisco Identity_services_engine_passive_identity_connector — versions 3.3.0, 3.4.0
Weakness classification (CWE)
References
- psirt@cisco.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-20285?
- CVE-2025-20285 is a medium-severity vulnerability in Cisco Identity Services Engine Software, classified under Authentication Bypass by Assumed-Immutable Data. CVSS score: 4.1/10. Published 2025-07-16.
- How severe is CVE-2025-20285?
- Medium severity. CVSS v3 base score is 4.1 out of 10.