This security bulletin contains one high risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a symlink following issue in tar.php file in Archive_Tar. A remote attacker can pass specially crafted archive to the application and force the application to overwrite arbitrary files on the system using directory traversal sequences.
Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.
Install update form vendor's website.
Drupal: 9.1.0 - 9.1.2, 8.9.0 - 8.9.12, 9.0.0 - 9.0.10, 7.0 - 7.x-dev, 8.8.0 - 8.8.12, 8.7.0 - 8.7.14, 8.6.0 - 8.6.18, 8.5.0 - 8.5.15, 8.4.0 - 8.4.8, 8.3.0 - 8.3.9, 8.2.0 - 8.2.8, 8.1.0 - 8.1.10, 8.0 - 8.0.6
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?