Information disclosure in Adobe Acrobat and Adobe Reader - CVE-2021-39856
Published: September 14, 2021
Vulnerability identifier: #VU56537
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2021-39856
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Adobe
Affected software:
Adobe Acrobat
Adobe Reader
Adobe Acrobat
Adobe Reader
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A remote attacker can gain unauthorized access to sensitive information on the system.
How to mitigate CVE-2021-39856
Install updates from vendor's website.