#VU34601 Arbitrary file upload in TestLink - CVE-2020-8639
Published: April 3, 2020 / Updated: June 17, 2021
Vulnerability identifier: #VU34601
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2020-8639
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
TestLink
TestLink
Software vendor:
testlink.org
testlink.org
Description
The vulnerability allows a remote authenticated user to execute arbitrary code.
An unrestricted file upload vulnerability in keywordsImport.php in TestLink 1.9.20 allows remote attackers to execute arbitrary code by uploading a file with an executable extension. This allows an authenticated attacker to upload a malicious file (containing PHP code to execute operating system commands) to a publicly accessible directory of the application.
Remediation
Install update from vendor's website.