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{"id": "CVE-2021-45737", "vendorId": null, "type": "cve", "bulletinFamily": "NVD", "title": "CVE-2021-45737", "description": "TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a stack overflow in the Form_Login function. This vulnerability allows attackers to cause a Denial of Service (DoS) via the Host parameter.", "published": "2022-02-04T02:15:00", "modified": "2022-02-04T22:18:00", "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://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-45737", "reporter": "cve@mitre.org", "references": ["https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_6/6.md"], "cvelist": ["CVE-2021-45737"], "immutableFields": [], "lastseen": "2022-03-23T20:12:01", "viewCount": 23, "enchantments": {"dependencies": {}, "score": {"value": 5.0, "vector": "NONE"}, "backreferences": {}, "exploitation": null, "vulnersScore": 5.0}, "_state": {"dependencies": 1659947321, "score": 1659855189, "affected_software_major_version": 1671600768}, "_internal": {"score_hash": "0fed3e91f5b6c791b3fe65ffdd784192"}, "cna_cvss": {"cna": null, "cvss": {}}, "cpe": ["cpe:/o:totolink:a720r_firmware:4.1.5cu.470_b20200911"], "cpe23": ["cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.470_b20200911:*:*:*:*:*:*:*"], "cwe": ["CWE-787"], "affectedSoftware": [{"cpeName": "totolink:a720r_firmware", "version": "4.1.5cu.470_b20200911", "operator": "eq", "name": "totolink a720r firmware"}], "affectedConfiguration": [{"name": "totolink a720r", "cpeName": "totolink:a720r", "version": "-", "operator": "eq"}], "cpeConfiguration": {"CVE_data_version": "4.0", "nodes": [{"operator": "AND", "children": [{"operator": "OR", "children": [], "cpe_match": [{"vulnerable": true, "cpe23Uri": "cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.470_b20200911:*:*:*:*:*:*:*", "cpe_name": []}]}, {"operator": "OR", "children": [], "cpe_match": [{"vulnerable": false, "cpe23Uri": "cpe:2.3:h:totolink:a720r:-:*:*:*:*:*:*:*", "cpe_name": []}]}], "cpe_match": []}]}, "extraReferences": [{"url": "https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_6/6.md", "name": "https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_6/6.md", "refsource": "MISC", "tags": ["Exploit", "Third Party Advisory"]}]}

{"cnvd": [{"lastseen": "2022-11-04T13:37:44", "description": "TOTOLINK A720R is a wireless router. TOTOLINK A720R v4.1.5cu.470_B20200911 is vulnerable to a stack overflow vulnerability, which can be exploited by attackers to cause a denial of service (DoS) via host parameters.", "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": "2022-02-21T00:00:00", "type": "cnvd", "title": "TOTOLINK A720R Stack Overflow Vulnerability (CNVD-2022-17123)", "bulletinFamily": "cnvd", "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-2021-45737"], "modified": "2022-03-07T00:00:00", "id": "CNVD-2022-17123", "href": "https://www.cnvd.org.cn/flaw/show/CNVD-2022-17123", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}]}