Out-of-bounds read in Adobe Reader and Adobe Acrobat - CVE-2021-35987
Published: July 13, 2021
Vulnerability identifier: #VU54688
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-2021-35987
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. 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-2021-35987
Install updates from vendor's website.
Adobe Reader - addressed in versions 17.011.30199, 20.004.30006, 21.005.20058
Adobe Acrobat - addressed in versions 17.011.30199, 20.004.30006, 21.005.20058
Adobe Acrobat - addressed in versions 17.011.30199, 20.004.30006, 21.005.20058