What is CVE-2025-20242?

CVE-2025-20242 is a medium-severity vulnerability in Cisco Unified Contact Center Enterprise, classified under Improper Access Control. CVSS score: 6.5/10. Published 2025-05-21.

How severe is CVE-2025-20242?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Cisco Unified Contact Center Enterprise

CVE-2025-20242

A vulnerability in the Cloud Connect component of Cisco Unified Contact Center Enterprise (CCE) could allow an unauthenticated, remote attacker to read and modify data on an affected device. This vulnerability is due to a lack of proper authentication controls. An attacker could exploit this vulnerability by sending crafted TCP data to a specific port on an affected device. A successful exploit could allow the attacker to read or modify data on the affected device.

EPSS: 0.057 (92.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Cisco Unified Contact Center Enterprise — versions N/A
Cisco Unified_contact_center_enterprise — versions 12.6\(2\)es2, 12.6(2)es2

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

psirt@cisco.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20242?: CVE-2025-20242 is a medium-severity vulnerability in Cisco Unified Contact Center Enterprise, classified under Improper Access Control. CVSS score: 6.5/10. Published 2025-05-21.
How severe is CVE-2025-20242?: Medium severity. CVSS v3 base score is 6.5 out of 10.