Out-of-bounds read in Adobe Reader and Adobe Acrobat - CVE-2023-21614
Published: January 10, 2023 / Updated: February 1, 2023
Vulnerability identifier: #VU70885
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-21614
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when parsing embedded fonts. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Affected software
Adobe Reader
Adobe Acrobat
Adobe Acrobat
How to mitigate CVE-2023-21614
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