CVE-2018-7237 : Vulnerability Insights and Analysis

Schneider Electric's Pelco Sarix Professional firmware versions prior to 3.29.67 have a vulnerability that could be exploited by a remote attacker to delete system files.

Understanding CVE-2018-7237

This CVE involves a security flaw in Schneider Electric's Pelco Sarix Professional firmware versions.

What is CVE-2018-7237?

The vulnerability in Pelco Sarix Professional firmware versions allows a remote attacker to delete system files due to a lack of validation in a specific function.

The Impact of CVE-2018-7237

The vulnerability could lead to unauthorized deletion of critical system files, potentially disrupting operations and compromising system integrity.

Technical Details of CVE-2018-7237

Schneider Electric's Pelco Sarix Professional firmware versions are susceptible to exploitation.

Vulnerability Description

The vulnerability arises from inadequate validation in the /login/bin/set_param function, particularly concerning the 'system.delete.sd_file' file name.

Affected Systems and Versions

Product: Pelco Sarix Professional
Vendor: Schneider Electric SE
Versions Affected: All firmware versions prior to 3.29.77

Exploitation Mechanism

The vulnerability can be exploited remotely by manipulating the 'system.delete.sd_file' file name, allowing attackers to delete system files.

Mitigation and Prevention

Protecting systems from CVE-2018-7237 is crucial to maintaining security.

Immediate Steps to Take

Update to firmware version 3.29.77 or later to mitigate the vulnerability.
Implement network segmentation to limit access to vulnerable devices.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Stay informed about security advisories from Schneider Electric and apply patches promptly to secure systems.