CVE-2020-8639

Summary:

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.

Reference Links(if available):

https://github.com/TestLinkOpenSourceTRMS/testlink-code/commit/57d81ae350d569c5c95087997fe051c49e14516d

https://ackcent.com/blog/testlink-1.9.20-unrestricted-file-upload-and-sql-injection/

http://packetstormsecurity.com/files/161401/TestLink-1.9.20-Shell-Upload.html

CVSS Score (if available)

v2: / MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Links to Exploits(if available)

https://github.com/offensive-security/exploitdb/blob/master/exploits/php/webapps/49561.py