CVE-2022-25062

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:tp-link:tl-wr840n_firmware:6.20_180709:*:*:*:*:*:*:*", "matchCriteriaId": "593F08F2-138C-4BAF-BEA8-A6A7704E3A6E", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tp-link:tl-wr840n:-:*:*:*:*:*:*:*", "matchCriteriaId": "AF3078F3-4CD5-4157-9A2D-7E338B6C7058", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request."}, {"lang": "es", "value": "Se ha detectado que el TP-LINK TL-WR840N(ES)_V6.20_180709 contiene un desbordamiento de enteros por medio de la funci\u00f3n dm_checkString. Esta vulnerabilidad permite a atacantes causar una denegaci\u00f3n de servicio (DoS) por medio de una petici\u00f3n HTTP dise\u00f1ada.\n"}], "id": "CVE-2022-25062", "lastModified": "2026-07-09T01:17:19.083", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-02-25T20:15:08.603", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://east-trowel-102.notion.site/CVE-2021-XXXX-RCE-Integer-Overflow-via-crafted-payload-in-an-DNS-input-field-userDomain-EN-2bc0fafd23224a5a8f86f5f0f9377d3d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://east-trowel-102.notion.site/CVE-2021-XXXX-RCE-Integer-Overflow-via-crafted-payload-in-an-DNS-input-field-userDomain-EN-2bc0fafd23224a5a8f86f5f0f9377d3d"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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