What is CVE-2023-20243?

CVE-2023-20243 is a high-severity vulnerability in Cisco Identity Services Engine Software, classified under CWE-399. CVSS score: 8.6/10. Published 2023-09-06.

How severe is CVE-2023-20243?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Cisco Identity Services Engine Software

CVE-2023-20243

A vulnerability in the RADIUS message processing feature of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to cause the affected system to stop processing RADIUS packets. This vulnerability is due t…

EPSS: 0.008 (51.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco Identity Services Engine Software — versions 3.1.0, 3.1.0 p1, 3.1.0 p3
Cisco Identity_services_engine — versions 3.1, 3.2

Weakness classification (CWE)

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20243?: CVE-2023-20243 is a high-severity vulnerability in Cisco Identity Services Engine Software, classified under CWE-399. CVSS score: 8.6/10. Published 2023-09-06.
How severe is CVE-2023-20243?: High severity. CVSS v3 base score is 8.6 out of 10.