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K
zdiMark Vincent Yason (@MarkYason)ZDI-21-663
HistoryJun 10, 2021 - 12:00 a.m.

Adobe Acrobat Reader DC AcroForm Field Use-After-Free Remote Code Execution Vulnerability

2021-06-1000:00:00
Mark Vincent Yason (@MarkYason)
www.zerodayinitiative.com
31
adobe
acrobat
reader
dc
acroform
field
use-after-free
remote code execution
vulnerability
user interaction
malicious page
malicious file
handling
object validation
attacker
current process

EPSS

0.003

Percentile

68.2%

This vulnerability allows remote attackers to execute arbitrary code on affected installations 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 handling of AcroForm fields. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

EPSS

0.003

Percentile

68.2%