CVE-2021-39836
HIGHAdobe Acrobat and Reader DC < 21.005.20058 - Use-After-Free in AcroForm ButtonGetIcon Action
Title source: llmDescription
Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a use-after-free vulnerability in the processing of the AcroForm buttonGetIcon action 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.
References (1)
Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://helpx.adobe.com/security/products/acrobat/apsb21-55.html
Scores
CVSS v3
7.8
EPSS
0.6870
EPSS Percentile
99.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
Status
published
Products (4)
adobe/acrobat
17.011.30059 - 17.011.30199
adobe/acrobat_dc
15.008.20082 - 21.005.20058
adobe/acrobat_reader
17.011.30059 - 17.011.30199
adobe/acrobat_reader_dc
15.008.20082 - 21.005.20058
Published
Sep 29, 2021
Tracked Since
Feb 18, 2026