Code Injection in ExifTool - CVE-2021-22204
Published: May 3, 2021 / Updated: June 21, 2024
Vulnerability identifier: #VU52794
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2021-22204
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: ExifTool
Affected software:
ExifTool
ExifTool
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation when parsing DjVu files in ExifTool. A remote attacker can pass a specially crafted file to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2021-22204
Install updates from vendor's website.