What the vulnerability does

01Description

All versions of Samba prior to 4.15.5 are vulnerable to a malicious client using a server symlink to determine if a file or directory exists in an area of the server file system not exported under the share definition. SMB1 with unix extensions has to be enabled in order for this attack to succeed.

Key dates

02Disclosure timeline

February 21, 2022 CVE published
August 4, 2024 Record updated