CVE-2014-3439 in Endpoint Protection Manager
Summary
by MITRE
ConsoleServlet in Symantec Endpoint Protection Manager (SEPM) 12.1 before RU5 allows remote attackers to write to arbitrary files via unspecified vectors.
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Analysis
by VulDB Data Team • 10/20/2024
The vulnerability identified as CVE-2014-3439 resides within the ConsoleServlet component of Symantec Endpoint Protection Manager version 12.1 prior to Release Update 5. This critical security flaw enables remote attackers to perform unauthorized file writing operations on affected systems, representing a significant elevation of privilege vulnerability that could lead to complete system compromise. The vulnerability stems from insufficient input validation and access control mechanisms within the web console servlet implementation, which processes administrative requests from remote clients.
The technical implementation of this vulnerability involves the ConsoleServlet component failing to properly validate file paths and write operations when processing incoming requests from remote attackers. Attackers can exploit this weakness by crafting malicious requests that target the servlet's file handling functionality, potentially allowing them to write arbitrary files to locations on the server filesystem where the SEPM service has write permissions. This flaw operates at the application layer and can be exploited over the network without requiring authentication, making it particularly dangerous in enterprise environments where SEPM servers typically operate with elevated privileges.
From an operational impact perspective, this vulnerability presents a severe threat to enterprise security infrastructure since Symantec Endpoint Protection Manager serves as a central management platform for endpoint security policies across organizations. Successful exploitation could enable attackers to install malicious software, modify security policies, compromise the integrity of the security management system, or establish persistent backdoors within the network. The vulnerability essentially undermines the trust model of the SEPM platform, as it allows unauthenticated remote code execution capabilities through file manipulation.
The attack surface for this vulnerability aligns with several ATT&CK techniques including T1059 for command and script execution, T1078 for valid accounts, and T1566 for credential harvesting, while also mapping to CWE-22 for path traversal and CWE-73 for external control of filename or path. Organizations running affected SEPM versions face significant risk of lateral movement within their networks, as the compromised management server could be used to deploy malicious payloads to endpoint devices under its control. The vulnerability's impact extends beyond immediate compromise to potentially disrupt security operations and enable long-term persistence within enterprise environments.
Organizations should immediately apply Symantec's Release Update 5 or later versions to remediate this vulnerability, as the patch addresses the underlying input validation issues in the ConsoleServlet component. Network segmentation and firewall rules should be implemented to restrict access to SEPM management interfaces, while monitoring should be enabled to detect suspicious file write operations. Additionally, regular security assessments should verify that no unauthorized modifications have occurred and that the patched systems maintain proper access controls. The vulnerability highlights the importance of timely patch management and the critical nature of securing administrative interfaces in enterprise security platforms.