Out-of-bounds read in Adobe Reader and Adobe Acrobat - CVE-2018-12840
Published: September 19, 2018 / Updated: May 18, 2020
Vulnerability identifier: #VU14807
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-2018-12840
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can create a specially crafted PDF document, trick the victim into opening it, trigger out-of-bounds read and read memory contents.
Affected software
Adobe Reader
Adobe Acrobat
Adobe Acrobat
How to mitigate CVE-2018-12840
Install updates from vendor's website.
Adobe Reader - addressed in versions 15.006.30452, 17.011.30102, 18.011.20063
Adobe Acrobat - addressed in versions 15.006.30452, 17.011.30102, 18.011.20063
Adobe Acrobat - addressed in versions 15.006.30452, 17.011.30102, 18.011.20063