CVE-2022-47129 in PHPOK
Summary
by MITRE • 05/11/2023
PHPOK v6.3 was discovered to contain a remote code execution (RCE) vulnerability.
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Analysis
by VulDB Data Team • 01/27/2025
The vulnerability CVE-2022-47129 represents a critical remote code execution flaw in PHPOK version 6.3, a content management system widely used for web application development and management. This vulnerability exposes the platform to severe security risks that can be exploited by malicious actors without requiring authentication or privileged access. The flaw exists within the application's handling of user-supplied input, specifically in how it processes certain parameters that are passed to the system's core functions. Attackers can leverage this vulnerability to execute arbitrary code on the target server, potentially gaining complete control over the affected system and its underlying infrastructure.
The technical implementation of this remote code execution vulnerability stems from insufficient input validation and sanitization within the PHPOK framework's core components. The flaw allows attackers to inject malicious payloads through carefully crafted parameters that are then processed by the application without proper security checks. This type of vulnerability falls under CWE-94, which specifically addresses "Improper Control of Generation of Code ('Code Injection')" and aligns with the ATT&CK framework's technique T1059.007 for "Command and Scripting Interpreter: PowerShell" and T1566.001 for "Phishing: Spearphishing Attachment". The vulnerability's exploitation pathway typically involves sending malicious input through HTTP requests that bypass normal validation mechanisms, ultimately leading to code execution in the context of the web server process.
The operational impact of CVE-2022-47129 extends beyond simple system compromise, as it enables attackers to establish persistent access, exfiltrate sensitive data, and potentially use the compromised system as a launchpad for further attacks within the network infrastructure. Organizations running PHPOK v6.3 are particularly vulnerable to data breaches, service disruption, and potential regulatory compliance violations. The vulnerability's remote nature means that attackers can exploit it from anywhere on the internet, making it especially dangerous for organizations that do not properly segment their network infrastructure or implement adequate monitoring controls. Security teams must consider the possibility of lateral movement and credential theft as secondary impacts, since the compromised system could serve as a foothold for broader network infiltration.
Mitigation strategies for CVE-2022-47129 should prioritize immediate patching of the affected PHPOK installation to the latest available version that addresses this vulnerability. Organizations should also implement network-level controls including firewall rules that restrict access to the affected application and monitor for suspicious traffic patterns that may indicate exploitation attempts. Input validation should be strengthened through proper parameter sanitization and the implementation of web application firewalls that can detect and block malicious payloads. Security monitoring should include log analysis for unusual command execution patterns and unauthorized file modifications. Additionally, organizations should conduct comprehensive vulnerability assessments to identify other potentially affected systems and ensure that proper access controls and least privilege principles are implemented to minimize the impact of any successful exploitation attempts. The vulnerability demonstrates the critical importance of maintaining up-to-date software components and implementing defense-in-depth strategies to protect against remote code execution threats.