CVE-2022-37155 in SPIP
Summary
by MITRE • 12/14/2022
RCE in SPIP 3.1.13 through 4.1.2 allows remote authenticated users to execute arbitrary code via a GET parameter
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Analysis
by VulDB Data Team • 01/09/2023
The vulnerability CVE-2022-37155 represents a critical remote code execution flaw affecting the SPIP content management system version 3.1.13 through 4.1.2. This vulnerability exists within the application's parameter handling mechanism and specifically targets the GET parameter processing functionality. The flaw allows authenticated users to escalate their privileges and execute arbitrary code on the affected system, potentially leading to complete system compromise and unauthorized access to sensitive data. The vulnerability demonstrates a classic path traversal and code injection weakness that has significant implications for web application security.
The technical implementation of this vulnerability stems from improper input validation and sanitization within the SPIP framework's GET parameter processing. When authenticated users submit specific GET parameters, the system fails to adequately validate or sanitize these inputs before processing them, creating a pathway for malicious code injection. This flaw aligns with CWE-74 and CWE-94 categories, representing weaknesses in input validation and code execution. The vulnerability operates through a combination of insufficient parameter filtering and inadequate output encoding, allowing attackers to manipulate the application's behavior and execute unintended commands. The attack vector requires authentication, which means that an attacker must first obtain valid credentials to exploit this vulnerability, though the impact remains severe once achieved.
The operational impact of this vulnerability extends beyond simple code execution to encompass complete system compromise and data exfiltration capabilities. Attackers who successfully exploit this vulnerability can gain full control over the affected SPIP installation, potentially leading to unauthorized access to user data, content manipulation, and establishment of persistent backdoors. The vulnerability affects organizations relying on SPIP for content management, particularly those with multiple authenticated users who may inadvertently provide attackers with the necessary credentials. This weakness creates a significant risk for websites handling sensitive information, as the compromised system could serve as a staging ground for further attacks against the broader network infrastructure. The vulnerability also impacts compliance with security standards such as iso 27001 and nist cybersecurity framework, as it represents a critical control failure in the application's security posture.
Organizations affected by CVE-2022-37155 should prioritize immediate remediation through official security patches provided by the SPIP development team. The mitigation strategy should include comprehensive network monitoring to detect potential exploitation attempts and credential access reviews to identify compromised accounts. Security teams should implement network segmentation to limit the potential impact of successful exploitation and establish robust incident response procedures for rapid containment. Additional protective measures include implementing web application firewalls, enforcing strict input validation policies, and conducting regular security assessments to identify similar vulnerabilities within the application stack. The vulnerability also highlights the importance of maintaining up-to-date security practices and adhering to secure coding guidelines such as those outlined in the owasp top ten and mitre attack framework. Organizations should consider implementing automated patch management systems to ensure timely deployment of security updates and establish regular security awareness training for personnel who manage SPIP installations to reduce the risk of credential compromise through social engineering or other attack vectors.