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Samba information disclosure with SMB1 and Unix Extensions (CVE-2021-44141)


Mar 16, 2023
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Samba information disclosure with SMB1 and Unix Extensions enabled

Summary

This vulnerability applies when Samba is configured to use SMB1 with Unix extensions. No Buffalo NAS devices are configured to use SMB1 with Unix extensions, so no Buffalo devices are affected.

Vulnerability ID Vulnerability Overview
CVE-2021-44141 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.

Affected Supported TeraStations

None

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Date Description
3/16/2022 Initial release
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