Samba up to 4.15.12 AD DC inadequate encryption

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Samba up to 4.15.12 and classified as problematic. This vulnerability affects unknown code of the component AD DC. Performing a manipulation results in inadequate encryption. This vulnerability is cataloged as CVE-2022-45141. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Samba up to 4.15.12 (File Transfer Software). This affects an unknown part of the component AD DC. The manipulation with an unknown input leads to a inadequate encryption vulnerability. CWE is classifying the issue as CWE-326. The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption (eg aes256-cts-hmac-sha1-96).

The weakness was shared 12/19/2022. It is possible to read the advisory at samba.org. This vulnerability is uniquely identified as CVE-2022-45141. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 239842 (TencentOS Server 4: samba (TSSA-2025:0016)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.15.13 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (239842). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Inadequate encryption
CWE: CWE-326 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 239842
Nessus Name: TencentOS Server 4: samba (TSSA-2025:0016)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Samba 4.15.13

Timelineinfo

11/10/2022 🔍
12/19/2022 +39 days 🔍
12/19/2022 +0 days 🔍
06/19/2025 +913 days 🔍

Sourcesinfo

Product: samba.org

Advisory: samba.org
Status: Confirmed

CVE: CVE-2022-45141 (🔍)
GCVE (CVE): GCVE-0-2022-45141
GCVE (VulDB): GCVE-100-216219

Entryinfo

Created: 12/19/2022 07:59
Updated: 06/19/2025 19:51
Changes: 12/19/2022 07:59 (38), 01/15/2023 10:50 (1), 03/06/2025 22:59 (28), 06/19/2025 19:51 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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