CVE-2008-1059 in Sniplets Plugin
Summary
by MITRE
PHP remote file inclusion vulnerability in modules/syntax_highlight.php in the Sniplets 1.1.2 and 1.2.2 plugin for WordPress allows remote attackers to execute arbitrary PHP code via a URL in the libpath parameter.
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Analysis
by VulDB Data Team • 10/18/2024
The vulnerability identified as CVE-2008-1059 represents a critical remote file inclusion flaw within the Sniplets plugin for WordPress, specifically affecting versions 1.1.2 and 1.2.2. This issue resides in the modules/syntax_highlight.php file and demonstrates a classic path traversal vulnerability that enables attackers to inject malicious code through the libpath parameter. The flaw operates by allowing unvalidated user input to be directly incorporated into file inclusion operations, creating a pathway for remote code execution. The vulnerability aligns with CWE-98, which describes improper control of resource identifiers, and specifically manifests as a remote code execution vector through insecure file handling practices. Attackers can exploit this weakness by crafting malicious URLs that point to remote servers containing malicious PHP code, which then gets executed on the vulnerable WordPress installation.
The technical exploitation of this vulnerability occurs when the WordPress plugin fails to properly validate or sanitize the libpath parameter before using it in a file inclusion context. This creates a scenario where attacker-controlled input directly influences the file path resolution process, allowing for arbitrary file inclusion attacks. The flaw specifically affects the syntax highlighting functionality of the Sniplets plugin, which typically handles code display but becomes a vector for code execution when the libpath parameter is manipulated. This vulnerability operates at the application layer and can be classified under the ATT&CK technique T1190 - Exploit Public-Facing Application, demonstrating how web application vulnerabilities can be leveraged for remote code execution. The impact is particularly severe as it allows full remote code execution capabilities, potentially enabling attackers to gain complete control over the affected WordPress instance.
The operational impact of CVE-2008-1059 extends far beyond simple code execution, as it provides attackers with the ability to compromise entire WordPress installations. Once exploited, attackers can upload additional malicious files, establish persistent backdoors, modify existing content, or even use the compromised system as a launchpad for further attacks against network infrastructure. The vulnerability affects any WordPress installation running the affected Sniplets plugin versions, making it particularly dangerous in environments where multiple sites share similar plugin configurations. Organizations may experience data breaches, service disruption, and potential regulatory compliance violations as a result of exploitation. The vulnerability's remote nature means that attackers do not require local access or physical presence, making it an attractive target for automated exploitation campaigns. This aligns with ATT&CK technique T1059 which covers command and scripting interpreter, as the executed code can leverage various scripting capabilities to maintain persistence and execute further malicious activities.
Mitigation strategies for CVE-2008-1059 must address both immediate remediation and long-term security hardening measures. The primary solution involves upgrading to a patched version of the Sniplets plugin or removing the vulnerable plugin entirely from affected WordPress installations. Organizations should implement input validation and sanitization measures to prevent unauthorized file path manipulation, ensuring that all user-supplied parameters undergo strict validation before being used in file inclusion operations. Network-level protections including web application firewalls and intrusion prevention systems can help detect and block exploitation attempts targeting this vulnerability. Additionally, implementing the principle of least privilege for WordPress installations and regularly auditing plugin usage can prevent similar vulnerabilities from being introduced through third-party components. Security monitoring should include detection of suspicious file inclusion patterns and anomalous code execution activities that may indicate exploitation attempts. The vulnerability serves as a reminder of the critical importance of keeping WordPress plugins updated and following secure coding practices that prevent unsafe parameter handling in web applications.