Vulnerability Report

CVE-2022-32743

Title: Samba dNSHostName attribute validation bypass

Privilege Escalation

Proof Of Concept

No public PoC currently indexed for CVE-2022-32743.

CWE Category CWE-276
Published Date Sep 01, 2022
Modified Date Aug 22, 2025
Exploit Status Not Found
Score 7.5 CVSS v3.1
Exploit Probability (EPSS)
1.15%

Vulnerability Summary

CVE-2022-32743: Samba does not validate the Validated-DNS-Host-Name right for the dNSHostName attribute which could permit unprivileged users to write it.

Impacted Vendors

S
samba 1
S
sgi 1

Reference Links

https://bugzilla.samba.org/show_bug.cgi?id=14833 https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-adts/5c578b15-d619-408d-ba17-380714b89fd1 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTTOLTHUHOV4SHCHCB5TAA4FQVJAWN4P/ https://security.gentoo.org/glsa/202309-06 https://bugzilla.samba.org/show_bug.cgi?id=14833 https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-adts/5c578b15-d619-408d-ba17-380714b89fd1 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTTOLTHUHOV4SHCHCB5TAA4FQVJAWN4P/ https://security.gentoo.org/glsa/202309-06
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2022-32743 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Stack

No specific products linked.