CVE-2018-7233 : Security Advisory and Response

Schneider Electric's Pelco Sarix Professional firmware versions prior to 3.29.67 have a vulnerability that could lead to command execution due to the lack of validation for shell meta characters.

Understanding CVE-2018-7233

This CVE involves a security issue in Schneider Electric's Pelco Sarix Professional surveillance cameras.

What is CVE-2018-7233?

The vulnerability in Pelco Sarix Professional allows attackers to execute commands by exploiting the absence of validation for shell meta characters in specific values.

The Impact of CVE-2018-7233

This vulnerability could potentially permit unauthorized command execution on affected devices, compromising their security and integrity.

Technical Details of CVE-2018-7233

Schneider Electric's Pelco Sarix Professional is susceptible to command execution due to inadequate validation of shell meta characters.

Vulnerability Description

The flaw in Pelco Sarix Professional firmware versions prior to 3.29.67 enables attackers to execute commands by manipulating certain values without proper validation.

Affected Systems and Versions

Product: Pelco Sarix Professional
Vendor: Schneider Electric SE
Versions Affected: All firmware versions prior to 3.29.73

Exploitation Mechanism

Attackers can exploit this vulnerability by using specific values like 'model_name' or 'mac_address' without proper validation, allowing them to execute unauthorized commands.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2018-7233.

Immediate Steps to Take

Update affected devices to firmware version 3.29.73 or newer to patch the vulnerability.
Restrict network access to vulnerable devices to minimize exposure to potential attacks.

Long-Term Security Practices

Regularly monitor and update firmware on all network-connected devices to address security vulnerabilities promptly.
Implement network segmentation to isolate critical devices and limit the impact of potential security breaches.
Conduct security assessments and penetration testing to identify and remediate vulnerabilities proactively.

Patching and Updates

Schneider Electric has released firmware version 3.29.73 to address the vulnerability in Pelco Sarix Professional. Ensure all affected devices are updated to the latest firmware version to protect against potential exploitation.