Auth bypass in Cisco Identity Services Engine Software

CVE-2025-20332

A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to modify parts of the configuration on an affected device. This vulnerability is due to the lack of server-side validation of Administrator permissions. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify descriptions of files on a specific page. To exploit this vulnerability, an attacker would need valid read-only Administrator credentials.

Vulnerability class: Broken Access Control

EPSS: 0.004 (32.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-20332?
CVE-2025-20332 is a medium-severity vulnerability in Cisco Identity Services Engine Software, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2025-08-06.
How severe is CVE-2025-20332?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-20332 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.