vulnerability
Alpine Linux: CVE-2021-43566: Race Condition
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 1 | (AV:L/AC:H/Au:N/C:N/I:P/A:N) | Jan 11, 2022 | Mar 21, 2024 | Dec 22, 2025 |
Severity
1
CVSS
(AV:L/AC:H/Au:N/C:N/I:P/A:N)
Published
Jan 11, 2022
Added
Mar 21, 2024
Modified
Dec 22, 2025
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.
Solution
alpine-linux-upgrade-samba
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.