Vulnerability identifier: #VU29136
Vulnerability risk: High
Exploitation vector: Network
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page that could result in creating a carefully named directory on the file system. With this directory in place, an attacker could attempt to brute force a remote code execution vulnerability.
Windows servers are most likely to be affected.
Install updates from vendor's website.
Vulnerable software versions
Drupal: 9.0.0 - 9.0.0 rc1, 8.9.0 - 8.9.0 rc1, 8.8.0 - 8.8.7
Fixed software versions
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?