CVE-2012-2490 in IP Communicator
Summary
by MITRE
Cisco IP Communicator 8.6 allows man-in-the-middle attackers to modify the Certificate Trust List via unspecified vectors, aka Bug ID CSCtz01471.
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Analysis
by VulDB Data Team • 12/07/2021
The vulnerability identified as CVE-2012-2490 affects Cisco IP Communicator version 8.6 and represents a significant security flaw in the certificate trust management system. This issue enables man-in-the-middle attackers to modify the Certificate Trust List through unspecified vectors, creating a critical weakness in the application's cryptographic security infrastructure. The vulnerability specifically impacts the trust validation mechanisms that are fundamental to secure communications and authentication processes within the Cisco IP Communicator environment.
The technical flaw stems from inadequate validation and protection mechanisms within the Certificate Trust List management functionality. When attackers can manipulate this list, they effectively gain the ability to undermine the entire certificate-based authentication system that the application relies upon for secure communications. This vulnerability operates at the core of trust establishment protocols and represents a failure in the certificate validation chain that is essential for maintaining secure network communications. The unspecified vectors suggest that the attack surface may encompass multiple potential entry points or that the exact mechanism has not been fully documented, making the vulnerability particularly concerning from a security research perspective.
The operational impact of this vulnerability is severe and far-reaching for organizations relying on Cisco IP Communicator for voice and video communications. An attacker who successfully exploits this vulnerability can effectively impersonate legitimate certificate authorities, allowing them to intercept and modify communications between trusted parties. This capability directly violates fundamental security principles and can lead to complete compromise of the communication channels. The vulnerability undermines the integrity of the entire security framework that organizations depend upon for secure voice and video conferencing, potentially leading to data breaches, eavesdropping, and unauthorized access to sensitive business communications.
Organizations should implement immediate mitigations including updating to patched versions of Cisco IP Communicator, implementing additional network monitoring to detect suspicious certificate modifications, and reviewing existing certificate trust configurations. The vulnerability aligns with CWE-310, which addresses cryptographic issues related to certificate validation and trust management, and represents a significant concern under ATT&CK framework category T1552 for credential access and T1046 for network service scanning. Security teams should also consider implementing certificate pinning mechanisms and additional validation checks to prevent unauthorized modifications to trust lists, while maintaining awareness of potential lateral movement opportunities that attackers might exploit through compromised trust relationships.