CVE-2014-7260 in i-HTTPD
Summary
by MITRE
The Server Side Includes (SSI) implementation in the File Upload BBS component in ULTRAPOP.JP i-HTTPD allows remote attackers to execute arbitrary commands by uploading files containing commands in SSI directives.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 04/07/2018
The vulnerability identified as CVE-2014-7260 represents a critical server-side command execution flaw within the File Upload BBS component of ULTRAPOP.JP i-HTTPD web server software. This vulnerability specifically affects the Server Side Includes implementation which processes SSI directives contained within uploaded files. The flaw enables remote attackers to inject malicious commands through specially crafted file uploads that contain SSI directives, ultimately allowing arbitrary code execution on the target system. The vulnerability stems from inadequate input validation and sanitization of file content, particularly in how the system handles SSI directives within uploaded files without proper security controls.
The technical exploitation of this vulnerability occurs through the manipulation of Server Side Includes functionality, which is typically used for dynamic content generation on web servers. When users upload files containing SSI directives such as <!--#exec cmd="command" --> or similar constructs, the vulnerable i-HTTPD server processes these directives without proper sanitization. This processing allows attackers to execute arbitrary system commands with the privileges of the web server process, potentially leading to complete system compromise. The vulnerability is classified under CWE-94, which describes "Improper Control of Generation of Code ('Code Injection')" and specifically relates to the improper handling of Server Side Includes directives that can be exploited for command execution.
From an operational perspective, this vulnerability presents a severe risk to organizations utilizing ULTRAPOP.JP i-HTTPD servers, particularly those hosting bulletin board systems or file upload functionalities. Attackers can leverage this vulnerability to gain unauthorized access to server resources, potentially leading to data breaches, system compromise, and further lateral movement within network environments. The remote nature of the exploit means that attackers do not require local access or credentials to exploit the vulnerability, making it particularly dangerous in publicly accessible web environments. This vulnerability directly aligns with ATT&CK technique T1059.007, "Command and Scripting Interpreter: Unix Shell," as it enables attackers to execute shell commands remotely through the web server interface.
Mitigation strategies for CVE-2014-7260 should focus on immediate patching of the affected i-HTTPD software, as well as implementing multiple layers of defense-in-depth controls. Organizations should disable SSI functionality for uploaded files or implement strict input validation that filters out or removes SSI directives from uploaded content. Network segmentation and access controls can limit the potential impact if exploitation occurs, while monitoring systems should be configured to detect unusual command execution patterns. Additionally, implementing web application firewalls that can detect and block SSI directive injection attempts provides an additional protective barrier. Regular security assessments and vulnerability scanning should be conducted to identify similar vulnerabilities in other web applications and server configurations, as this type of server-side includes injection vulnerability is not unique to this specific software implementation.