CVE-2021-42897 : Vulnerability Insights and Analysis

A remote command execution (RCE) vulnerability was found in FeMiner wms V1.0 in /wms/src/system/datarec.php. The $_POST[r_name] is directly passed into the $mysqlstr and is executed by exec.

Understanding CVE-2021-42897

A remote command execution vulnerability in FeMiner wms, allowing arbitrary code execution.

What is CVE-2021-42897?

FeMiner wms V1.0 is susceptible to an RCE vulnerability due to unsanitized user input that leads to command execution.

The Impact of CVE-2021-42897

This vulnerability can be exploited by attackers to execute arbitrary commands, potentially leading to unauthorized actions on the affected system.

Technical Details of CVE-2021-42897

FeMiner wms V1.0 has the following technical aspects:

Vulnerability Description

The vulnerability lies in /wms/src/system/datarec.php, where user-input ($_POST[r_name]) is directly used in a command executed by exec.

Affected Systems and Versions

Product: N/A
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can craft specific input to the vulnerable $_POST[r_name] parameter, which then gets executed by exec, leading to RCE.

Mitigation and Prevention

It is crucial to address this vulnerability promptly to prevent potential exploitation:

Immediate Steps to Take

Restrict user input by implementing proper input validation and sanitization techniques.
Regularly monitor and analyze system logs for any unusual activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify vulnerabilities proactively.
Educate developers on secure coding practices and mechanisms to prevent RCE vulnerabilities.

Patching and Updates

Apply security patches and updates provided by FeMiner promptly to address this vulnerability.