Out-of-bounds read in Adobe Reader and Adobe Acrobat - CVE-2020-9609
Published: May 12, 2020 / Updated: May 14, 2020
Vulnerability identifier: #VU27745
CSH Severity: Low
CVSS v4: 1.8 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-9609
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 potentially sensitive information.
The vulnerability exists due to a boundary condition when processing unicode strings within the Javascript submitForm function. 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-2020-9609
Install updates from vendor's website.
Adobe Reader - addressed in versions 15.006.30523, 17.011.30171, 20.009.20063
Adobe Acrobat - addressed in versions 15.006.30523, 17.011.30171, 20.009.20063
Adobe Acrobat - addressed in versions 15.006.30523, 17.011.30171, 20.009.20063