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CVE-2021-43566

Public on 2022-01-11
Modified on 2024-01-12
Description

All versions of Samba prior to 4.13.16 are vulnerable to a malicious client using an SMB1 or NFS race to allow a directory to be created in an area of the server file system not exported under the share definition. Note that SMB1 has to be enabled, or the share also available via NFS in order for this attack to succeed.

Severity
Low
See what this means
CVSS v3 Base Score
2.6
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2023 samba 2023-02-17 20:44 ALAS2023-2023-032

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 2.6 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD CVSSv2 1.2 AV:L/AC:H/Au:N/C:N/I:P/A:N
NVD CVSSv3 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N