# MA-1013.012024: MyCERT Advisory - Cisco Releases Security Advisory for Cisco Unity Connection

**Date:** 28 Jan 2024  
**Source:** https://www.mycert.org.my/portal/advisory?id=MA-1013.012024  
**Advisory ID:** MA-1013.012024

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**1.0 Introduction**
Recently, Cisco released a security advisory to address a vulnerability (CVE-2024-20253) affecting multiple Unified Communications Products.
**2.0 Impact**
A cyber threat actor could exploit this vulnerability to take control of an affected system.
**3.0 Affected Products**
Multiple Cisco Unified Communications products.
**4.0 Recommendations**
MyCERT encourages users and administrators to review the [Cisco Unified Communications Products Remote Code Execution Vulnerability](https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-rce-bWNzQcUm) advisory and apply the necessary updates.
Kindly refer to the following URL: <https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-rce-bWNzQcUm>
Generally, we advise users of these devices to be updated with the latest security announcements by the vendor and follow best practice security policies to determine which updates should be applied.
For further enquiries, please contact MyCERT through the following channels:
E-mail: cyber999[at]cybersecurity.my 
Phone: 1-300-88-2999 (monitored during business hours) 
Mobile: +60 19 2665850 (24x7 call incident reporting) 
Business Hours: Mon - Fri 09:00 -18:00 MYT 
Web: <https://www.mycert.org.my> 
Twitter: <https://twitter.com/mycert> 
Facebook: <https://www.facebook.com/mycert.org.my>
**5.0    References**
- <https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-rce-bWNzQcUm>
- <https://www.cisa.gov/news-events/alerts/2024/01/25/cisco-releases-security-advisory-multiple-unified-communications-and-contact-center-solutions>