Stack-based buffer overflow in Adobe Reader and Adobe Acrobat - CVE-2023-21604
Published: January 10, 2023
Vulnerability identifier: #VU70887
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-2023-21604
CWE-ID: CWE-121
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 boundary error when processing PDF files. A remote unauthenticated attacker can trick the victim to open a specially crafted PDF file, trigger a stack-based buffer overflow 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-2023-21604
Install updates from vendor's website.
Adobe Reader - addressed in versions 20.005.30436, 22.003.20310
Adobe Acrobat - addressed in versions 20.005.30436, 22.003.20310
Adobe Acrobat - addressed in versions 20.005.30436, 22.003.20310