CVE-2021-28634

{"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 an Improper Neutralization of Special Elements used in an OS Command. An authenticated attacker could leverage this vulnerability to achieve arbitrary code execution on the host machine in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "description": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-08-20T18:09:55.000Z", "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 Reader AcrobatUtils.scpt Extension OS Command Injection Vulnerability", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@adobe.com", "DATE_PUBLIC": "2021-07-13T23:00:00.000Z", "ID": "CVE-2021-28634", "STATE": "PUBLIC", "TITLE": "Adobe Acrobat Reader AcrobatUtils.scpt Extension OS Command Injection Vulnerability"}, "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 an Improper Neutralization of Special Elements used in an OS Command. An authenticated attacker could leverage this vulnerability to achieve arbitrary code execution on the host machine in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}]}, "impact": {"cvss": {"attackComplexity": "Low", "attackVector": "Local", "availabilityImpact": "High", "baseScore": 8.2, "baseSeverity": "High", "confidentialityImpact": "High", "integrityImpact": "High", "privilegesRequired": "Low", "scope": "Changed", "userInteraction": "Required", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)"}]}]}, "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": "2024-08-03T21:47:33.062Z"}, "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-2021-28634", "datePublished": "2021-08-20T18:09:55.972Z", "dateReserved": "2021-03-16T00:00:00.000Z", "dateUpdated": "2024-09-16T17:08:17.137Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"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"}]}], "source": "psirt@adobe.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*", "matchCriteriaId": "4A62CC78-7097-4825-8B08-2212B11E1F18", "versionEndIncluding": "21.005.20054", "versionStartIncluding": "15.008.20082", "vulnerable": true}, {"criteria": "cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:*", "matchCriteriaId": "7FDBB717-4658-426A-A98A-DA88EC0515B5", "versionEndIncluding": "17.011.30197", "versionStartIncluding": "17.011.30059", "vulnerable": true}, {"criteria": "cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:*", "matchCriteriaId": "08E31636-C406-4C4B-8F1D-E9DFD5572FF9", "versionEndIncluding": "20.004.30005", "versionStartIncluding": "20.001.30005", "vulnerable": true}, {"criteria": "cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*", "matchCriteriaId": "1EC1FC1B-592F-4635-A71C-1DCFAD3063DC", "versionEndIncluding": "21.005.20054", "versionStartIncluding": "15.008.20082", "vulnerable": true}, {"criteria": "cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:*", "matchCriteriaId": "D92E01B2-E4D3-414F-8852-294499AE4226", "versionEndIncluding": "17.011.30197", "versionStartIncluding": "17.011.30059", "vulnerable": true}, {"criteria": "cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:*", "matchCriteriaId": "B78681E4-7FA9-4D05-9A5B-1B19097B5C41", "versionEndIncluding": "20.004.30005", "versionStartIncluding": "20.001.30005", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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 an Improper Neutralization of Special Elements used in an OS Command. An authenticated attacker could leverage this vulnerability to achieve arbitrary code execution on the host machine in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}, {"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 Neutralizaci\u00f3n Inapropiada de Elementos Especiales usados en un comando del Sistema Operativo. Un atacante autenticado podr\u00eda aprovechar esta vulnerabilidad para lograr una ejecuci\u00f3n de c\u00f3digo arbitrario en la m\u00e1quina anfitriona en el contexto del usuario actual. Una explotaci\u00f3n de este problema requiere una interacci\u00f3n del usuario, ya que la v\u00edctima debe abrir un archivo malicioso."}], "id": "CVE-2021-28634", "lastModified": "2026-06-17T03:46:40.577", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 8.5, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "psirt@adobe.com", "type": "Secondary"}]}, "published": "2021-08-20T19:15:09.080", "references": [{"source": "psirt@adobe.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-51.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "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-78"}], "source": "psirt@adobe.com", "type": "Secondary"}]}

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