CVE-2025-20285 Cisco Identity Services Engine IP Filter Access Restriction for Admin Access Configuration Bypass Vulnerability
Authenticated attackers can bypass IP access restrictions to log in from unauthorized addresses, requiring valid admin credentials.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-20285?
CVE-2025-20285 is a medium-severity authentication bypass vulnerability in Cisco Identity Services Engine, published on 16 Jul 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
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.
Weakness: CWE-302
Which versions are affected by CVE-2025-20285?
It affects 2 products.
Products include Cisco Identity Services Engine, Cisco Identity Services Engine Passive Identity Connector.
How do I fix CVE-2025-20285?
No fix has been published for CVE-2025-20285 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-20285 being exploited?
There is no known exploitation of CVE-2025-20285 in the wild and no public exploit code.
Other vulnerabilities in Cisco Identity Services Engine
- CVE-2026-76460 Cisco Identity Services Engine Incorrect Use of Privileged APIs
- CVE-2025-20337 Cisco Identity Services Engine Injection
- CVE-2025-20281 Cisco Identity Services Engine Injection
- CVE-2026-20130 Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities
- CVE-2026-20192 Cisco Identity Services Engine Hardening Release - Access Control Vulnerabilities
Sources
Also known as GHSA-r876-f9jj-9f73.