CVE-2023-40898

{"id": "CVE-2023-40898", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2023-08-24T18:15:08.057", "references": [{"url": "https://github.com/peris-navince/founded-0-days/blob/main/ac8/SetSysTimeCfg/1.md", "tags": ["Exploit", "Third Party Advisory"], "source": "[email protected]"}, {"url": "https://github.com/peris-navince/founded-0-days/blob/main/ac8/SetSysTimeCfg/1.md", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Tenda AC8 v4 US_AC8V4.0si_V16.03.34.06_cn was discovered to contain a stack overflow via parameter timeZone at /goform/SetSysTimeCfg."}], "lastModified": "2025-12-08T13:14:17.633", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ac8_firmware:16.03.34.06:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C1D64DC-1EDC-4F62-8D22-E1890B71843C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ac8v4:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8EEC256B-442B-4FE8-8253-7A725CF66A6C"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}