{"id":"CVE-2021-40731","published":"2021-10-15T14:22:22Z","modified":"2025-04-23T19:24:53Z","title":"Adobe Acrobat Reader DC JPEG2000 Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","vendor":"Adobe","product":"Acrobat Reader","tier":"tail","description":{"text":"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 an out-of-bounds write vulnerability when parsing a crafted JPEG2000 file, which could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","provenance":"source","from":"CVE.org"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.0","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.08264,"percentile":0.94889,"provenance":"source"},"cwes":[{"id":"CWE-787","name":"Out-of-bounds Write"}],"references":[{"url":"https://helpx.adobe.com/security/products/acrobat/apsb21-104.html","tags":["x_refsource_MISC"]}],"priority":{"score":24.4,"factors":[{"name":"EPSS percentile","points":18.98},{"name":"CVSS severity","points":5.46}]},"vendorSlug":"adobe","affectedVersions":[{"vendor":"Adobe","product":"Acrobat Reader","versions":[">= unspecified, <= 21.007.20095",">= unspecified, <= 21.007.20096",">= unspecified, <= 20.004.30015",">= unspecified, <= 17.011.30202"]}],"euvd":{"id":"EUVD-2021-27896","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-adobe-acrobat-reader-cwe-787"}}