CVE-2018-10092 in Dolibarr
Summary
by MITRE
The admin panel in Dolibarr before 7.0.2 might allow remote attackers to execute arbitrary commands by leveraging support for updating the antivirus command and parameters used to scan file uploads.
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Analysis
by VulDB Data Team • 03/14/2023
The vulnerability identified as CVE-2018-10092 resides within the administrative interface of Dolibarr, an open-source business management software suite that includes features for ERP and CRM functionalities. This flaw specifically affects versions prior to 7.0.2 and represents a critical security weakness that could enable remote attackers to gain unauthorized control over the system. The vulnerability manifests through the administrative panel's handling of antivirus command updates, creating a pathway for malicious actors to execute arbitrary code on the affected system. The issue stems from inadequate input validation and sanitization within the configuration parameters used for file upload scanning processes, allowing attackers to inject malicious commands that get executed with the privileges of the web application.
The technical implementation of this vulnerability follows a classic command injection pattern where attacker-controlled input is directly incorporated into system commands without proper sanitization. When administrators configure antivirus scanning parameters through the web interface, the application fails to properly validate or escape user-supplied values before incorporating them into shell commands. This creates an environment where an attacker can manipulate the antivirus command parameters to include malicious payloads that get executed during file upload scanning operations. The vulnerability specifically targets the update mechanism for antivirus command configurations, making it particularly dangerous as it allows attackers to modify the core security controls of the system rather than simply bypassing them.
The operational impact of this vulnerability extends beyond simple code execution, as it fundamentally compromises the integrity and security posture of the entire Dolibarr installation. Remote attackers who successfully exploit this vulnerability can gain persistent access to the system, potentially leading to full system compromise, data exfiltration, or use of the compromised system as a launching point for attacks against other network resources. The attack vector is particularly concerning because it requires minimal privileges to exploit, as the administrative panel is typically accessible to users with sufficient permissions, and the vulnerability allows for arbitrary command execution regardless of the user's role. This represents a critical failure in the principle of least privilege and demonstrates a significant gap in the application's input validation mechanisms.
Organizations running affected versions of Dolibarr should immediately implement mitigations including updating to version 7.0.2 or later, which contains proper input validation and sanitization measures. Additional protective measures include restricting administrative access to trusted networks, implementing network segmentation, and monitoring for unusual command execution patterns in system logs. The vulnerability aligns with CWE-77 and CWE-94 categories, representing command injection and code injection flaws respectively, and maps to ATT&CK techniques such as T1059 for command and script injection and T1078 for valid accounts. Security teams should also consider implementing web application firewalls to detect and block suspicious parameter values and establish robust monitoring procedures to detect unauthorized configuration changes to antivirus scanning parameters. Regular security assessments and input validation reviews should be conducted to prevent similar vulnerabilities in other components of the system.