CVE-2015-20118 Next Click Ventures CVE debrief

Who should care

Defenders responsible for administering RealtyScript 4.0.2 should assess exposure and implement compensating controls to prevent exploitation. This includes administrators, security teams, and vulnerability management teams. They should verify exposure, implement compensating controls, and monitor for suspicious activity on the locations.php endpoint.

Why it matters

CVE-2015-20118 is a stored cross-site scripting vulnerability in RealtyScript 4.0.2 that can lead to code execution in administrator browsers. Defenders should verify exposure and implement compensating controls to prevent exploitation.

• Potential code execution in administrator browsers
• Possible data theft or unauthorized actions

Technical summary

The vulnerability exists in the location_name parameter of the admin locations interface in RealtyScript 4.0.2. An attacker can submit a POST request to the locations.php endpoint with a JavaScript payload in the location_name field to execute arbitrary code in an administrator's browser. This vulnerability can lead to code execution in administrator browsers, potentially resulting in data theft or unauthorized actions. Defenders should verify exposure and implement compensating controls to prevent exploitation. The vulnerability is a stored cross-site scripting vulnerability, which allows an attacker to inject malicious code into the application.

Defensive priority

Defenders should prioritize verifying exposure and implementing compensating controls to prevent exploitation.

Recommended defensive actions

• Verify exposure by checking if the location_name parameter is properly sanitized
• Implement compensating controls to prevent exploitation
• Monitor for suspicious activity on the locations.php endpoint
• Review vendor guidance for patching or mitigation
• Conduct a thorough review of system logs for potential exploitation
• Inventory affected systems and prioritize remediation
• Track remediation progress and verify fixes

Evidence notes

The CVE record and source item provide details on the vulnerability, but additional verification is needed to confirm affected versions and remediation. The vulnerability exists in the location_name parameter of the admin locations interface in RealtyScript 4.0.2. Defenders should verify exposure and implement compensating controls to prevent exploitation. The CVE Program record and NVD detail page provide official information on the vulnerability.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.