CVE-2021-35984

{"containers": {"cna": {"affected": [{"product": "Acrobat Reader", "vendor": "Adobe", "versions": [{"lessThanOrEqual": "2020.004.30005", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "2017.011.30197", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "2021.005.20054", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "None", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2021-07-13T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Null pointer dereference vulnerability. An authenticated attacker could leverage this vulnerability achieve an application denial-of-service in the context of the current user. Exploitation of this issue does not requires user interaction."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-476", "description": "NULL Pointer Dereference (CWE-476)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-20T18:10:10.000Z", "orgId": "078d4453-3bcd-4900-85e6-15281da43538", "shortName": "adobe"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html"}], "source": {"discovery": "EXTERNAL"}, "title": "Adobe Acrobat Pro DC PDFLibTool Null Pointer Dereference Bug", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@adobe.com", "DATE_PUBLIC": "2021-07-13T23:00:00.000Z", "ID": "CVE-2021-35984", "STATE": "PUBLIC", "TITLE": "Adobe Acrobat Pro DC PDFLibTool Null Pointer Dereference Bug"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Acrobat Reader", "version": {"version_data": [{"version_affected": "<=", "version_value": "2020.004.30005"}, {"version_affected": "<=", "version_value": "2017.011.30197"}, {"version_affected": "<=", "version_value": "2021.005.20054"}, {"version_affected": "<=", "version_value": "None"}]}}]}, "vendor_name": "Adobe"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by a Null pointer dereference vulnerability. An authenticated attacker could leverage this vulnerability achieve an application denial-of-service in the context of the current user. Exploitation of this issue does not requires user interaction."}]}, "impact": {"cvss": {"attackComplexity": "Low", "attackVector": "Local", "availabilityImpact": "High", "baseScore": 5.5, "baseSeverity": "Medium", "confidentialityImpact": "None", "integrityImpact": "None", "privilegesRequired": "Low", "scope": "Unchanged", "userInteraction": "None", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "NULL Pointer Dereference (CWE-476)"}]}]}, "references": {"reference_data": [{"name": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html", "refsource": "MISC", "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html"}]}, "source": {"discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:47:43.397Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html"}]}]}, "cveMetadata": {"assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538", "assignerShortName": "adobe", "cveId": "CVE-2021-35984", "datePublished": "2021-08-20T18:10:10.113Z", "dateReserved": "2021-06-30T00:00:00.000Z", "dateUpdated": "2024-09-16T17:18:20.212Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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An authenticated attacker could leverage this vulnerability achieve an application denial-of-service in the context of the current user. Exploitation of this issue does not requires user interaction."}, {"lang": "es", "value": "Acrobat Reader DC versiones 2021.005.20054 (y anteriores), 2020.004.30005 (y anteriores), y 2017.011.30197 (y anteriores), est\u00e1n afectadas por una vulnerabilidad de desreferencia de puntero Null. Un atacante autenticado podr\u00eda aprovechar esta vulnerabilidad para lograr una denegaci\u00f3n de servicio de la aplicaci\u00f3n en el contexto del usuario actual. Una explotaci\u00f3n de este problema no requiere una interacci\u00f3n del usuario."}], "id": "CVE-2021-35984", "lastModified": "2026-06-17T03:58:09.157", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "psirt@adobe.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-08-20T19:15:09.880", "references": [{"source": "psirt@adobe.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html"}], "sourceIdentifier": "psirt@adobe.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "psirt@adobe.com", "type": "Secondary"}]}

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