CVE-2021-26948

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-26948", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2024-08-03T20:33:41.561Z", "dateReserved": "2021-04-06T00:00:00.000Z", "datePublished": "2022-03-03T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2022-10-07T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "Null pointer dereference in the htmldoc v1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of service via a crafted html file."}], "affected": [{"vendor": "n/a", "product": "htmldoc", "versions": [{"version": "v1.9.11", "status": "affected"}]}], "references": [{"url": "https://github.com/michaelrsweet/htmldoc/issues/410"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-479->CWE-476", "cweId": "CWE-479"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:33:41.561Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/michaelrsweet/htmldoc/issues/410", "tags": ["x_transferred"]}]}]}}

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{"affected": [{"affectedData": [{"product": "htmldoc", "vendor": "n/a", "versions": [{"status": "affected", "version": "v1.9.11"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:htmldoc_project:htmldoc:1.9.11:*:*:*:*:*:*:*", "matchCriteriaId": "F3C6490A-0378-4647-A044-BE4C49DC2904", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Null pointer dereference in the htmldoc v1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of service via a crafted html file."}, {"lang": "es", "value": "Una desreferencia de puntero null en htmldoc versiones v1.9.11 y anteriores, puede permitir a atacantes ejecutar c\u00f3digo arbitrario y causar una denegaci\u00f3n de servicio por medio de un archivo html dise\u00f1ado"}], "id": "CVE-2021-26948", "lastModified": "2026-06-17T03:44:03.513", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-03T23:15:08.090", "references": [{"source": "secalert@redhat.com", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/michaelrsweet/htmldoc/issues/410"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/michaelrsweet/htmldoc/issues/410"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-479"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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