Samba up to 4.14.13/4.15.8/4.16.3 KDC/Password Service critical step in authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Samba up to 4.14.13/4.15.8/4.16.3. This affects an unknown part of the component KDC/Password Service. The manipulation leads to critical step in authentication. This vulnerability is referenced as CVE-2022-2031. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samba up to 4.14.13/4.15.8/4.16.3 (File Transfer Software) and classified as problematic. This issue affects some unknown processing of the component KDC/Password Service. The manipulation with an unknown input leads to a critical step in authentication vulnerability. Using CWE to declare the problem leads to CWE-304. The product implements an authentication technique, but it skips a step that weakens the technique. Impacted is confidentiality, integrity, and availability.

The weakness was published 07/29/2022. It is possible to read the advisory at samba.org. The identification of this vulnerability is CVE-2022-2031. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 4.14.14, 4.15.9 or 4.16.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-34335). Be aware that VulDB is the high quality source 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: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Critical step in authentication
CWE: CWE-304
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Samba 4.14.14/4.15.9/4.16.4

Timelineinfo

06/08/2022 🔍
07/29/2022 +51 days 🔍
07/29/2022 +0 days 🔍
05/24/2026 +1395 days 🔍

Sourcesinfo

Product: samba.org

Advisory: samba.org
Status: Confirmed

CVE: CVE-2022-2031 (🔍)
GCVE (CVE): GCVE-0-2022-2031
GCVE (VulDB): GCVE-100-205295
EUVD: 🔍

Entryinfo

Created: 07/29/2022 11:09
Updated: 05/24/2026 04:56
Changes: 07/29/2022 11:09 (37), 08/28/2022 14:23 (2), 08/28/2022 14:25 (1), 05/24/2026 04:56 (15)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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