CVE-2015-20115 Next Click Ventures CVE debrief

Who should care

Defenders responsible for managing and securing RealtyScript installations should be aware of this vulnerability and take steps to verify the presence of the vulnerability and apply patches or mitigations to prevent exploitation.

Why it matters

CVE-2015-20115 is a stored cross-site scripting vulnerability in RealtyScript 4.0.2 that allows attackers to upload malicious scripts. Defenders should prioritize verifying the presence of this vulnerability and applying patches or mitigations to prevent exploitation.

• An attacker could exploit this vulnerability to inject malicious scripts into the admin/tools.php page, potentially leading to unauthorized actions or data tampering.
• Defenders should verify the presence of this vulnerability in their RealtyScript installations and prioritize patching or mitigating it to prevent exploitation.
• The vulnerability's CVSS score of 5.1 indicates medium severity, suggesting that defenders should take proactive steps to address it.
• Further verification is required to determine the full scope of affected versions and potential remediation steps.

Technical summary

The vulnerability is caused by a lack of proper sanitization of file uploads in RealtyScript 4.0.2, allowing attackers to store malicious scripts through the file POST parameter in admin/tools.php. The vulnerability has a CVSS score of 5.1 and is considered medium severity. Defenders should prioritize verifying the presence of this vulnerability in their RealtyScript installations and applying patches or mitigations to prevent exploitation. The vulnerability allows attackers to inject malicious scripts into the admin/tools.php page, potentially leading to unauthorized actions or data tampering.

Defensive priority

Defenders should prioritize verifying the presence of this vulnerability in their RealtyScript installations and applying patches or mitigations to prevent exploitation.

Recommended defensive actions

• Verify the presence of RealtyScript 4.0.2 in your environment
• Check for and apply patches or updates to address the vulnerability
• Implement additional security controls to prevent exploitation, such as validating and sanitizing user input
• Monitor for suspicious activity related to the vulnerability
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and source item provide information about the vulnerability, but there is limited information about the affected versions, exploitation, and remediation. The vulnerability is caused by a lack of proper sanitization of file uploads in RealtyScript 4.0.2. Defenders should verify the presence of this vulnerability in their RealtyScript installations and prioritize patching or mitigating it to prevent exploitation. The CVE Program record and NVD detail page provide additional information about the vulnerability. However, it

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.