CVE-2025-52866

{"id": "CVE-2025-52866", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-52866", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-10-03T19:03:55.276500Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.2}], "cvssMetricV40": [{"type": "Secondary", "source": "security@qnapsecurity.com.tw", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.1, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "security@qnapsecurity.com.tw", "affectedData": [{"vendor": "QNAP Systems Inc.", "product": "QTS", "versions": [{"status": "affected", "version": "5.2.x", "lessThan": "5.2.6.3195 build 20250715", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "QNAP Systems Inc.", "product": "QuTS hero", "versions": [{"status": "affected", "version": "h5.2.x", "lessThan": "h5.2.6.3195 build 20250715", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2025-10-03T19:15:48.233", "references": [{"url": "https://www.qnap.com/en/security-advisory/qsa-25-36", "tags": ["Vendor Advisory"], "source": "security@qnapsecurity.com.tw"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@qnapsecurity.com.tw", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.\n\nWe have already fixed the vulnerability in the following versions:\nQTS 5.2.6.3195 build 20250715 and later\nQuTS hero h5.2.6.3195 build 20250715 and later"}, {"lang": "es", "value": "Una vulnerabilidad de desreferencia de puntero NULL ha sido reportada que afecta a varias versiones del sistema operativo QNAP. Si un atacante remoto obtiene una cuenta de administrador, puede entonces explotar la vulnerabilidad para lanzar un ataque de denegaci\u00f3n de servicio (DoS).\n\nYa hemos corregido la vulnerabilidad en las siguientes versiones:\nQTS 5.2.6.3195 build 20250715 y posteriores\nQuTS hero h5.2.6.3195 build 20250715 y posteriores"}], "lastModified": "2026-10-18T21:10:00.120", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2737:build_20240417:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4026A4B-7AB4-48EA-971D-88DFDD3F01A7"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2744:build_20240424:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1F3F99BB-0D68-4D74-92C8-59E24F96C50D"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2782:build_20240601:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1DE63B4D-8E84-41D3-B1F3-04AE6040242B"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2802:build_20240620:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "75746563-C648-4E55-9126-703F915F8B8A"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2823:build_20240711:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AF6BA027-A635-4E90-80C8-130B10AB3D23"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2851:build_20240808:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5406F242-A215-4B07-809F-7A7CE55ACE71"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.0.2860:build_20240817:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA17778E-B3B1-44DD-B4E9-5AD25A3E804C"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.1.2930:build_20241025:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E3FC6646-2247-4ED9-9643-CD376674E2E7"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.2.2950:build_20241114:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "62170342-067D-442C-88FB-64A4BEA8AFE4"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.3.3006:build_20250108:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "82464467-E1E6-47E1-BDE5-DDFA52994A47"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.4.3070:build_20250312:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "75AE902C-0516-4341-9BF0-21D8803E091C"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.4.3079:build_20250321:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5B005D70-8C91-48D4-B09A-9EBE2E9E5090"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.4.3092:build_20250403:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "82FE5F89-A0E1-4D1B-A363-0A0D4141F502"}, {"criteria": "cpe:2.3:o:qnap:qts:5.2.5.3145:build_20250526:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B21A9EE0-88D5-42D9-BA21-D55518FCC6E4"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2737:build_20240417:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CDCBB36A-CB91-4BA3-A6ED-952E6A4A0481"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2782:build_20240601:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "240BCFF1-CCCB-4C07-8E2C-7F43F68407FC"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2789:build_20240607:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D3AF7276-77E0-474A-B10F-AC15BC5FCF00"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2802:build_20240620:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5FA8C3EC-B6C0-44A8-BC91-18E3E90C63AB"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2823:build_20240711:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "889336D2-D9F7-4CC0-A22F-B837B5E77751"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2851:build_20240808:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "98F72EB9-0EE3-416A-B9BB-2512F5203A5A"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.0.2860:build_20240817:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9110382F-57C2-4C2E-82D1-3246C882B2C3"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.1.2929:build_20241025:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB92EFD7-47DD-4AAC-97BD-A2D4918FF4ED"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.1.2940:build_20241105:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "78E38E23-1AD0-49E1-89FA-73DC2F496137"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.2.2952:build_20241116:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F2F302B6-26CC-4044-B480-4EBDBB90797F"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.3.3006:build_20250108:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF0093B6-8D38-4D1E-AD71-79299123C2B1"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.4.3070:build_20250312:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "48A3CDAA-B0C6-4280-B1AC-DDD027F9D632"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.4.3079:build_20250321:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1807DE4F-CDF3-4E3B-ADC1-9535EF1D60FE"}, {"criteria": "cpe:2.3:o:qnap:quts_hero:h5.2.5.3138:build_20250519:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "68FF7342-A0AF-4E75-9CD6-D584B450B8AB"}], "operator": "OR"}]}], "sourceIdentifier": "security@qnapsecurity.com.tw"}