CVE-2012-1047 in Cyberoam Central Console
Summary
by MITRE
Directory traversal vulnerability in the WWWHELP Service (js/html/wwhelp.htm) in Cyberoam Central Console (CCC) 2.00.2 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the file parameter in an Online_help action.
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Analysis
by VulDB Data Team • 12/06/2024
The vulnerability identified as CVE-2012-1047 represents a critical directory traversal flaw within the Cyberoam Central Console version 2.00.2 web interface. This weakness exists specifically in the WWWHELP Service component located at js/html/wwhelp.htm, where the application fails to properly validate user input parameters before processing file requests. The vulnerability manifests when the Online_help action is invoked with a file parameter containing directory traversal sequences such as .. (dot dot), enabling attackers to navigate outside the intended directory structure and access arbitrary local files on the server filesystem.
This directory traversal vulnerability falls under the Common Weakness Enumeration category CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. The flaw allows remote attackers to exploit the web application's insufficient input validation mechanisms, potentially leading to unauthorized access to sensitive system files, configuration data, and other locally stored resources that should remain protected from external access. The attack vector is particularly dangerous because it requires no authentication or privileged access to the system, making it an attractive target for malicious actors seeking to gather intelligence or escalate their access privileges.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with the capability to execute arbitrary local files on the target system. This execution capability significantly amplifies the threat level, as it could potentially allow an attacker to run malicious code, modify system configurations, or establish persistent access points within the network infrastructure. The Cyberoam Central Console serves as a management interface for network security devices, making the compromise of this system particularly concerning for organizations relying on its services for network monitoring and control. The vulnerability directly violates the principle of least privilege and could lead to complete system compromise if attackers can leverage additional weaknesses within the application or surrounding network environment.
Mitigation strategies for CVE-2012-1047 should focus on implementing proper input validation and sanitization mechanisms within the web application. Organizations should immediately apply the vendor-supplied patch or upgrade to a version of Cyberoam Central Console that addresses this vulnerability. Additionally, implementing proper access controls and network segmentation can help limit the potential impact of such attacks. The remediation process should include thorough input validation for all file parameter values, ensuring that directory traversal sequences are properly detected and rejected. Network monitoring should be enhanced to detect suspicious requests containing traversal sequences, and regular security assessments should be conducted to identify similar vulnerabilities within the application's codebase. This vulnerability also highlights the importance of following secure coding practices and implementing the principle of input validation as outlined in the OWASP Top Ten security framework, which directly relates to the ATT&CK technique T1059.007 for command and scripting interpreter.