Use-after-free in Adobe Reader and Adobe Acrobat - CVE-2020-24437
Published: November 3, 2020 / Updated: November 5, 2020
Vulnerability identifier: #VU48119
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-24437
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a use-after-free error when processing JavaScript forms inside PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Adobe Reader
Adobe Acrobat
Adobe Acrobat
How to mitigate CVE-2020-24437
Install updates from vendor's website.
Adobe Reader - addressed in versions 17.011.30180, 20.001.30010, 20.013.20064
Adobe Acrobat - addressed in versions 17.011.30180, 20.001.30010, 20.013.20064
Adobe Acrobat - addressed in versions 17.011.30180, 20.001.30010, 20.013.20064