{ "containers": { "cna": { "affected": [ { "product": "Acrobat Reader", "vendor": "Adobe", "versions": [ { "lessThanOrEqual": "21.007.20095", "status": "affected", "version": "unspecified", "versionType": "custom" }, { "lessThanOrEqual": "21.007.20096", "status": "affected", "version": "unspecified", "versionType": "custom" }, { "lessThanOrEqual": "20.004.30015", "status": "affected", "version": "unspecified", "versionType": "custom" }, { "lessThanOrEqual": "17.011.30202", "status": "affected", "version": "unspecified", "versionType": "custom" } ] } ], "datePublic": "2021-10-12T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by a use-after-free that allow a remote attacker to disclose sensitive information on affected installations of of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of JPG2000 images." } ], "metrics": [ { "cvssV3_0": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-416", "description": "Use After Free (CWE-416)", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-10-15T14:21:54.000Z", "orgId": "078d4453-3bcd-4900-85e6-15281da43538", "shortName": "adobe" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-104.html" } ], "source": { "discovery": "EXTERNAL" }, "title": "Adobe Acrobat Reader DC JPEG2000 Parsing Use-After-Free Information Disclosure Vulnerability", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@adobe.com", "DATE_PUBLIC": "2021-10-12T23:00:00.000Z", "ID": "CVE-2021-40730", "STATE": "PUBLIC", "TITLE": "Adobe Acrobat Reader DC JPEG2000 Parsing Use-After-Free Information Disclosure Vulnerability" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Acrobat Reader", "version": { "version_data": [ { "version_affected": "<=", "version_value": "21.007.20095" }, { "version_affected": "<=", "version_value": "21.007.20096" }, { "version_affected": "<=", "version_value": "20.004.30015" }, { "version_affected": "<=", "version_value": "17.011.30202" } ] } } ] }, "vendor_name": "Adobe" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by a use-after-free that allow a remote attacker to disclose sensitive information on affected installations of of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of JPG2000 images." } ] }, "impact": { "cvss": { "attackComplexity": "Low", "attackVector": "Local", "availabilityImpact": "None", "baseScore": 3.3, "baseSeverity": "Low", "confidentialityImpact": "Low", "integrityImpact": "None", "privilegesRequired": "None", "scope": "Unchanged", "userInteraction": "Required", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Use After Free (CWE-416)" } ] } ] }, "references": { "reference_data": [ { "name": "https://helpx.adobe.com/security/products/acrobat/apsb21-104.html", "refsource": "MISC", "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-104.html" } ] }, "source": { "discovery": "EXTERNAL" } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T02:51:07.047Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://helpx.adobe.com/security/products/acrobat/apsb21-104.html" } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2025-04-23T13:10:23.910385Z", "id": "CVE-2021-40730", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-23T19:25:06.087Z" } } ] }, "cveMetadata": { "assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538", "assignerShortName": "adobe", "cveId": "CVE-2021-40730", "datePublished": "2021-10-15T14:21:55.008Z", "dateReserved": "2021-09-08T00:00:00.000Z", "dateUpdated": "2025-04-23T19:25:06.087Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }