CVE-2019-9579: Incorrect Default Permissions

An issue was discovered in Illumos in Nexenta NexentaStor 4.0.5 and 5.1.2, and other products. The SMB server allows an attacker to have unintended access, e.g., an attacker with WRITEXATTR can change permissions. This occurs because of a combination of three factors: ZFS extended attributes are...