Out-of-bounds read in Adobe Reader and Adobe Acrobat - CVE-2018-12764
Published: July 10, 2018 / Updated: May 18, 2020
Vulnerability identifier: #VU13741
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:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-12764
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 in the Joint Bi-Level Image Experts Group (JBIG) segment decoder module. A remote attacker can trick the user into opening a specially crafted .pdf file, trigger an out-of-bounds read error and gain access to sensitive information stored in memory or cause application crash.
Affected software
Adobe Reader
Adobe Acrobat
Adobe Acrobat
How to mitigate CVE-2018-12764
Install updates from vendor's website.
Adobe Reader - addressed in versions 15.006.30434, 17.011.30096, 18.011.20055
Adobe Acrobat - addressed in versions 15.006.30434, 17.011.30096, 18.011.20055
Adobe Acrobat - addressed in versions 15.006.30434, 17.011.30096, 18.011.20055