🛡️ CVE-2024-20253
🔴 CVSS 9.9 — Critical ✅ No Known Exploit CWE-502 NVD
9.9
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability in multiple Cisco Unified Communications and Contact Center Solutions products could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to the improper processing of user-provided data that is being read into memory. An attacker could exploit this vulnerability by sending a crafted message to a listening port of an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with the privileges of the web services user. With access to the underlying operating system, the attacker could also establish root access on the affected device.

Details

Severity CRITICAL
CVSS Score 9.9
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H
CWE CWE-502
Public Exploit ✅ No
Source NVD
Published 2024-01-26
Updated 2026-06-02
Modified 2025-05-29
Fix URL N/A

Affected Packages

Software From version Fixed in
unified-communications-manager 14.0 14su3
unified-communications-manager-im-and-presence-service 14.0 14.0su3
unified-contact-center-express
unity-connection 14.0 14su3
virtualized-voice-browser

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