CVE-2023-5683 in Smart S85F Management Platform
Summary
by MITRE • 10/25/2023
A vulnerability was found in Beijing Baichuo Smart S85F Management Platform up to 20231010 and classified as critical. This issue affects some unknown processing of the file /sysmanage/importconf.php. The manipulation of the argument btn_file_renew leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-243059. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 04/09/2024
The vulnerability identified as CVE-2023-5683 represents a critical operating system command injection flaw within the Beijing Baichuo Smart S85F Management Platform version 20231010 and earlier. This vulnerability resides in the file /sysmanage/importconf.php which processes user-supplied input through the btn_file_renew parameter. The flaw allows attackers to execute arbitrary operating system commands on the affected system, potentially leading to complete system compromise and unauthorized access to sensitive data or network resources. The vulnerability's classification as critical reflects the severity of potential impact and the ease of exploitation, particularly given that public exploit code has been disclosed and is readily available for use.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the platform's configuration import functionality. When the btn_file_renew parameter is processed, the application fails to properly validate or escape user-supplied data, creating a direct pathway for command injection attacks. This flaw aligns with CWE-77, which specifically addresses command injection vulnerabilities, and demonstrates how insufficient input filtering can lead to severe security consequences. Attackers can leverage this vulnerability by crafting malicious payloads that are executed within the context of the web application's privileges, potentially allowing them to execute system commands, access sensitive files, or establish persistent access to the compromised system.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it enables attackers to perform a wide range of malicious activities including data exfiltration, system reconnaissance, privilege escalation, and potential lateral movement within network environments. The remote exploitation capability means that attackers do not require physical access to the device or network, significantly increasing the attack surface and potential damage. According to ATT&CK framework, this vulnerability maps to T1059.001 (Command and Scripting Interpreter: PowerShell) and T1068 (Exploitation for Privilege Escalation) techniques, as the command injection allows for both remote code execution and potential privilege escalation. Organizations utilizing this management platform face significant risk of unauthorized access, data breaches, and potential compromise of entire network infrastructures.
Mitigation strategies for CVE-2023-5683 should include immediate patching of the affected platform to the latest available version that addresses this vulnerability. Organizations should also implement network segmentation and access controls to limit exposure of the management platform to untrusted networks. Additional defensive measures include monitoring network traffic for suspicious command execution patterns, implementing web application firewalls to detect and block malicious payloads, and conducting thorough security assessments of all management interfaces. The vulnerability's disclosure status and available public exploit code necessitates urgent remediation, as attackers can readily leverage this flaw without requiring advanced technical skills. Security teams should also consider implementing runtime application self-protection mechanisms and regular vulnerability scanning to detect similar weaknesses in other system components. Organizations that cannot immediately patch should consider isolating the affected systems from production networks and implementing strict access controls to minimize potential impact from exploitation.