Vulnerability · Published Jan 12, 2023 · Assigned by redhat
CVE-2022-3592
Medium 6.5
In plain English
A medium-severity security flaw in samba. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.7% (higher than 86% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
A symlink following vulnerability was found in Samba, where a user can create a symbolic link that will make 'smbd' escape the configured share path. This flaw allows a remote user with access to the exported part of the file system under a share via SMB1 unix extensions or NFS to create symlinks to files outside the 'smbd' configured share path and gain access to another restricted server's filesystem.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | samba | 4.16.6-r0 | ALPINE-CVE-2022-3592 |
| Alpine:v3.21 | samba | 4.16.6-r0 | ALPINE-CVE-2022-3592 |
| Alpine:v3.22 | samba | 4.16.6-r0 | ALPINE-CVE-2022-3592 |
| Alpine:v3.23 | samba | 4.16.6-r0 | ALPINE-CVE-2022-3592 |
| Alpine:v3.24 | samba | 4.16.6-r0 | ALPINE-CVE-2022-3592 |
Affected products (as reported)
Weakness: CWE-61 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N