Security News > 2024 > January > Cisco warns of critical RCE flaw in communications software

Cisco is warning that several of its Unified Communications Manager and Contact Center Solutions products are vulnerable to a critical severity remote code execution security issue.
Cisco's Unified Communications and Contact Center Solutions are integrated solutions that provide enterprise-level voice, video, and messaging services, as well as customer engagement and management.
Cisco advises admins to set up access control lists as a mitigation strategy for case where applying the updates is not immediately possible.
Specifically, users are recommended to implement ACLs on intermediary devices that separate the Cisco Unified Communications or Cisco Contact Center Solutions cluster from users and the rest of the network.
Microsoft discovers critical RCE flaw in Perforce Helix Core Server.
Hackers are exploiting critical Apache Struts flaw using public PoC. Sophos backports RCE fix after attacks on unsupported firewalls.
News URL
Related news
- Critical PHP RCE vulnerability mass exploited in new attacks (source)
- Critical RCE flaw in Apache Tomcat actively exploited in attacks (source)
- Critical Veeam Backup & Replication RCE vulnerability fixed, patch ASAP! (CVE-2025-23120) (source)
- Infoseccers criticize Veeam over critical RCE vulnerability and a failing blacklist (source)
- Critical Cisco Smart Licensing Utility flaws now exploited in attacks (source)
- Ongoing Cyber Attacks Exploit Critical Vulnerabilities in Cisco Smart Licensing Utility (source)
- Critical Ingress NGINX Controller Vulnerability Allows RCE Without Authentication (source)
- Gladinet’s Triofox and CentreStack Under Active Exploitation via Critical RCE Vulnerability (source)
- Critical Erlang/OTP SSH pre-auth RCE is 'Surprisingly Easy' to exploit, patch now (source)
- Critical Erlang/OTP SSH RCE bug now has public exploits, patch now (source)