{"id":"CVE-2023-38231","aliases":["EUVD-2023-42051","GHSA-259m-44jg-4gg4"],"status":"published","title":"ZDI-CAN-21334: Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","description":"Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are affected by an out-of-bounds write vulnerability that 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.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0276,"percentile":0.86366,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2023-08-10T13:17:45Z","modified":"2026-06-17T06:09:43Z","products":[{"vendor":"adobe","product":"acrobat"},{"vendor":"adobe","product":"acrobat reader"},{"vendor":"adobe","product":"acrobat_dc"},{"vendor":"adobe","product":"acrobat_reader"},{"vendor":"adobe","product":"acrobat_reader_dc"}],"references":[{"url":"https://helpx.adobe.com/security/products/acrobat/apsb23-30.html","tags":["vendor-advisory","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38231"},{"url":"https://github.com/advisories/GHSA-259m-44jg-4gg4"}],"sources":{"cve":[{"id":"CVE-2023-38231","title":"ZDI-CAN-21334: Adobe Acrobat Reader DC Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","description":"Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are affected by an out-of-bounds write vulnerability that 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.","status":"published","published":"2023-08-10T13:17:45.594Z","modified":"2026-05-28T18:54:08.332Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:29.772612Z"}],"euvd":[{"id":"EUVD-2023-42051","description":"Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are affected by an out-of-bounds write vulnerability that 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.","status":"published","published":"2023-08-10T13:17:45Z","modified":"2026-05-28T18:54:08Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:21:02.186346Z"}],"ghsa":[{"id":"GHSA-259m-44jg-4gg4","title":"Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are...","description":"Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are affected by an out-of-bounds write vulnerability that 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.","status":"published","published":"2023-08-10T15:30:23Z","modified":"2024-04-04T06:47:50Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:56:45.438001Z"}],"nvd":[{"id":"CVE-2023-38231","description":"Adobe Acrobat Reader versions 23.003.20244 (and earlier) and 20.005.30467 (and earlier) are affected by an out-of-bounds write vulnerability that 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.","status":"published","published":"2023-08-10T14:15:13.253Z","modified":"2026-06-17T06:09:43.027Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:08:22.812138Z"}]}}