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{"id": "CNVD-2022-16171", "vendorId": null, "type": "cnvd", "bulletinFamily": "cnvd", "title": "Tenda G1 and G3 Buffer Overflow Vulnerability (CNVD-2022-16171)", "description": "Tenda G1 and G3 is a router from Tenda (China). Tenda G1 and G3 is vulnerable to a buffer overflow vulnerability, which can be exploited by attackers to cause a denial of service via the qvlanName parameter.", "published": "2022-02-21T00:00:00", "modified": "2022-03-03T00:00:00", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}, "cvss2": {"cvssV2": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8}, "severity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "cvss3": {"cvssV3": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 3.6}, "href": "https://www.cnvd.org.cn/flaw/show/CNVD-2022-16171", "reporter": "China National Vulnerability Database", "references": [], "cvelist": ["CVE-2021-45992"], "immutableFields": [], "lastseen": "2022-10-08T06:39:12", "viewCount": 0, "enchantments": {"dependencies": {"references": [{"type": "cve", "idList": ["CVE-2021-45992"]}]}, "score": {"value": 5.9, "vector": "NONE"}, "epss": [{"cve": "CVE-2021-45992", "epss": "0.000780000", "percentile": "0.317090000", "modified": "2023-03-19"}], "vulnersScore": 5.9}, "_state": {"dependencies": 1665211168, "score": 1665211328, "epss": 1679305952}, "_internal": {"score_hash": "f2224aff5d5e2853410a2bf5c7e1183f"}, "vendorCVSS": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "affectedSoftware": []}

{"cve": [{"lastseen": "2023-02-09T14:37:17", "description": "Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetQvlanList. This vulnerability allows attackers to cause a Denial of Service (DoS) via the qvlanName parameter.", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2022-02-04T02:15:00", "type": "cve", "title": "CVE-2021-45992", "cwe": ["CWE-787"], "bulletinFamily": "NVD", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "COMPLETE", "integrityImpact": "NONE", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.9, "acInsufInfo": false, "obtainUserPrivilege": false}, "cvelist": ["CVE-2021-45992"], "modified": "2022-02-08T16:24:00", "cpe": ["cpe:/o:tendacn:g3_firmware:15.11.0.17\\(9502\\)_cn", "cpe:/o:tendacn:g1_firmware:15.11.0.17\\(9502\\)_cn"], "id": "CVE-2021-45992", "href": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-45992", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}, "cpe23": ["cpe:2.3:o:tendacn:g1_firmware:15.11.0.17\\(9502\\)_cn:*:*:*:*:*:*:*", "cpe:2.3:o:tendacn:g3_firmware:15.11.0.17\\(9502\\)_cn:*:*:*:*:*:*:*"]}]}