#VU50532 Path traversal in Adobe Acrobat and Adobe Reader - CVE-2021-21037
Published: February 9, 2021
Vulnerability identifier: #VU50532
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-21037
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Adobe Acrobat
Adobe Reader
Adobe Acrobat
Adobe Reader
Software vendor:
Adobe
Adobe
Description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences within PDF files. A remote attacker can create a specially crafted PDF file, trick the victim into opening it and overwrite arbitrary files on the system.
Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.
Remediation
Install updates from vendor's website.