CVE-2024-50809 in SDCMS
Summary
by MITRE • 11/08/2024
The theme.php file in SDCMS 2.8 has a command execution vulnerability that allows for the execution of system commands
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Analysis
by VulDB Data Team • 11/18/2024
The vulnerability identified as CVE-2024-50809 represents a critical command execution flaw within the SDCMS 2.8 content management system, specifically located in the theme.php file. This vulnerability falls under the category of command injection attacks and exposes the system to severe security risks that can be exploited by malicious actors to gain unauthorized control over the affected server. The flaw allows attackers to execute arbitrary system commands through improper input validation and sanitization within the theme management functionality.
The technical implementation of this vulnerability stems from inadequate sanitization of user-supplied input parameters that are directly incorporated into system command execution contexts. When the theme.php file processes certain parameters without proper validation or escaping mechanisms, it creates an environment where attacker-controlled data can be interpreted and executed as system commands. This type of vulnerability is classified as CWE-77 according to the Common Weakness Enumeration catalog, which specifically addresses command injection flaws that occur when application input is not properly sanitized before being passed to system commands.
From an operational perspective, this vulnerability presents a significant risk to organizations using SDCMS 2.8, as it can be exploited to achieve complete system compromise. Attackers can leverage this flaw to execute malicious commands that may include file manipulation, privilege escalation, data exfiltration, or even establish persistent backdoors on the affected servers. The impact extends beyond immediate command execution to include potential lateral movement within network environments, as compromised systems can serve as entry points for further attacks. This vulnerability also aligns with ATT&CK technique T1059.001 which covers command and scripting interpreter, specifically targeting the execution of system commands through various interpreters.
The exploitation of CVE-2024-50809 typically requires minimal prerequisites and can be automated through various attack vectors including web application penetration testing tools or manual exploitation techniques. The vulnerability affects the core functionality of the content management system and can be triggered through theme-related operations that involve user input processing. Organizations utilizing this CMS version should consider the potential for widespread compromise across multiple systems if the vulnerability is successfully exploited, particularly in environments where the CMS is deployed across multiple servers or shared hosting environments.
Mitigation strategies for this vulnerability should include immediate patching of the SDCMS 2.8 installation to the latest available version that addresses the command injection flaw. System administrators should also implement proper input validation and sanitization measures to prevent similar issues in other applications. Network segmentation and access controls should be enforced to limit potential attack surfaces, while regular security audits and penetration testing can help identify additional vulnerabilities within the system. The implementation of web application firewalls and runtime application self-protection mechanisms can provide additional layers of defense against exploitation attempts. Organizations should also conduct comprehensive security assessments to ensure that no other components within their environment are susceptible to similar command injection vulnerabilities.