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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...
CVE-2021-43566
First seen on SecPulse
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Alpine Linux ALPINE-CVE-2021-43566 samba Fixed in: 4.13.17-r0
- Debian DEBIAN-CVE-2021-43566 samba Fixed in: 2:4.16.0+dfsg-2
Original description The description as published by the source.
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.
References
- advisory security.netapp.com
- patch samba.org
- report bugzilla.samba.org