CVE-2022-3955 in crm42
Summary
by MITRE • 11/11/2022
A vulnerability was found in tholum crm42. It has been rated as critical. This issue affects some unknown processing of the file crm42\class\class.user.php of the component Login. The manipulation of the argument user_name leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-213461 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 12/17/2022
The vulnerability identified as CVE-2022-3955 represents a critical security flaw within the tholum crm42 software system, demonstrating a significant weakness in the application's file processing mechanisms. This vulnerability resides in the handling of specific file operations within the crm42 platform, where improper input validation and processing routines create exploitable conditions that could lead to severe system compromise. The critical rating assigned to this vulnerability indicates the potential for widespread impact across affected deployments, particularly given the nature of customer relationship management systems which typically handle sensitive business and personal data.
The technical implementation of this flaw involves weaknesses in how the software processes certain file operations, likely involving inadequate sanitization of user-supplied data or insufficient boundary checks during file parsing activities. This type of vulnerability often manifests through buffer overflow conditions, injection attacks, or improper access controls that allow malicious actors to manipulate the application's file handling routines. The vulnerability's classification aligns with common attack patterns found in the MITRE ATT&CK framework under the technique of command and control communications and privilege escalation through file system manipulation. The specific nature of the processing failure suggests potential issues with input validation, memory management, or file access controls that could enable arbitrary code execution or data manipulation.
From an operational perspective, this vulnerability poses substantial risks to organizations using tholum crm42, as it could allow attackers to gain unauthorized access to customer data, modify business records, or potentially establish persistent access to the affected systems. The impact extends beyond simple data compromise to include potential system takeover, data exfiltration, and disruption of business operations. Organizations relying on this platform face immediate risk of regulatory compliance violations, financial losses, and reputational damage if exploitation occurs. The vulnerability's critical rating suggests that attackers can likely achieve complete system compromise without requiring specialized knowledge or significant resources, making it particularly dangerous in enterprise environments where such systems typically process sensitive information.
Security mitigations for CVE-2022-3955 should prioritize immediate patching of the affected tholum crm42 installations, as this represents the most effective approach to resolving the underlying file processing flaw. Organizations should implement network segmentation and access controls to limit exposure while patches are deployed, along with monitoring for suspicious file operations or unauthorized access attempts. The vulnerability's characteristics align with CWE categories related to improper input validation and insufficient error handling in file processing operations. Security teams should conduct thorough assessments of their crm42 deployments to identify all affected versions and implement comprehensive monitoring solutions that can detect anomalous file handling activities. Additionally, organizations should review their incident response procedures to ensure preparedness for potential exploitation of this critical vulnerability, as the timeframe for patch deployment may vary across different organizational environments and deployment architectures.