CVE-2020-15689

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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:a:embedthis:appweb:*:*:*:*:*:*:*:*", "matchCriteriaId": "39B18DBC-5F03-47B6-ABEA-F4E410A985E9", "versionEndExcluding": "7.2.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:embedthis:appweb:*:*:*:*:*:*:*:*", "matchCriteriaId": "A7620570-5A08-448C-80A5-224279469E3E", "versionEndExcluding": "8.1.0", "versionStartIncluding": "8.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Appweb before 7.2.2 and 8.x before 8.1.0, when built with CGI support, mishandles an HTTP request with a Range header that lacks an exact range. This may result in a NULL pointer dereference and cause a denial of service."}, {"lang": "es", "value": "Appweb versiones anteriores a 7.2.2 y versiones 8.x anteriores a 8.1.0, cuando se construye con soporte CGI, maneja inapropiadamente una petici\u00f3n HTTP con un encabezado Range que carece de un rango exacto. Esto puede resultar en una desreferencia del puntero NULL y causar una denegaci\u00f3n de servicio"}], "id": "CVE-2020-15689", "lastModified": "2026-06-17T02:57:03.463", "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": "2020-07-13T14:15:11.070", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://github.com/embedthis/appweb-gpl/issues/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://github.com/embedthis/appweb-gpl/issues/2"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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