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CVE-2022-3592

A symlink following vulnerability was found in Samba, where a user can create a symbolic link...

6.5 MediumFix available

CVE-2022-3592 is a medium vulnerability (CVSS 6.5) in Samba, published January 12, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.71%, the 86th percentile. Fixed in samba 4.15.12-r0.

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

2.71%Up 1.7 points since Jan 13, 2023
90%50%10%1%

What each source reports

NVD Score used 6.5

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.

Record
CVE-2022-3592
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-61, CWE-59
Updated
2026-11-02
CVE List 6.5

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.

Record
CVE-2022-3592
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-61
Updated
2026-11-02
EUVDEUVD-2022-42956 6.5

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.

Record
EUVD-2022-42956
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-cghw-hvr5-w2m2 6.5

A symlink following vulnerability was found in Samba, where a user can create a symbolic link...

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.

Record
GHSA-cghw-hvr5-w2m2
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-59, CWE-61
Updated
2026-11-02
OSVALPINE-CVE-2022-3592 6.5

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.

Record
ALPINE-CVE-2022-3592
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-03
OSV 6.5

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.

Record
CVE-2022-3592
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-61
Updated
2026-11-02
OSVMGASA-2023-0010 No score

Updated samba packages fix security vulnerability

There is a limited write heap buffer overflow in the GSSAPI unwrap_des() and unwrap_des3() routines of Heimdal (included in Samba). Some SMB1 write requests were not correctly range checked to ensure the client had sent enough data to fulfill the write, allowing server memory contents to be written into the file (or printer) instead of client supplied data. The client cannot control the area of the server memory that is written to the file (or printer) (CVE-2022-3437)

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. (CVE-2022-3592)

Active directory elevation of privilege vulnerability (CVE-2022-37966)

Active directory elevation of privilege vulnerability (CVE-2022-37967)

A flaw was found in samba. The Netlogon RPC implementations may use the rc4-hmac encryption algorithm, which is considered weak and should be avoided even if the client supports more modern encryption types. This issue could allow an attacker who knows the plain text content communicated between the samba client and server to craft data with the same MD5 calculation and replace it without being detected. (CVE-2022-38023)

Active directory integer overflow (CVE-2022-42898)

Active directory can be forced to issue weak rc4-hmac encrypted tickets (CVE-2022-45141)

Record
MGASA-2023-0010
Updated
2026-11-02
OSVopenSUSE-SU-2024:12454-1 No score

ctdb-4.17.2+git.273.a55a83528b9-1.1 on GA media

These are all security issues fixed in the ctdb-4.17.2+git.273.a55a83528b9-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12454-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
samba
Alpine:v3.15
4.17.0 up to 4.15.12-r0
4.15.12-r0
samba
Alpine:v3.16
4.17.0 up to 4.15.12-r0
4.15.12-r0
samba
Alpine:v3.17
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.18
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.19
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.20
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.21
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.22
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.23
4.17.0 up to 4.16.6-r0
4.16.6-r0
samba
Alpine:v3.24
4.17.0 up to 4.16.6-r0
4.16.6-r0
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Affected packages
PackageAffectedFixed
ldb
Mageia:8
before 2.5.2-1.mga8
2.5.2-1.mga8
samba
Mageia:8
before 4.16.8-1.mga8
4.16.8-1.mga8
sssd
Mageia:8
before 2.4.0-1.5.mga8
2.4.0-1.5.mga8
talloc
Mageia:8
before 2.3.4-1.mga8
2.3.4-1.mga8
tdb
Mageia:8
before 1.4.7-2.mga8
1.4.7-2.mga8
tevent
Mageia:8
before 0.12.1-1.mga8
0.12.1-1.mga8
samba
openSUSE:Tumbleweed
before 4.17.2+git.273.a55a83528b9-1.1
4.17.2+git.273.a55a83528b9-1.1

History

History
WhenChangedSources
2026-11-02createdCVE List, EUVD, GitHub Advisories, NVD, OSV

References

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