Samba up to 4.4.15/4.5.12/4.6.7 Signing 7pk security

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Samba up to 4.4.15/4.5.12/4.6.7. Affected by this vulnerability is an unknown functionality of the component Signing Handler. Executing a manipulation can lead to 7pk security. The identification of this vulnerability is CVE-2017-12150. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Samba up to 4.4.15/4.5.12/4.6.7 (File Transfer Software). This vulnerability affects some unknown functionality of the component Signing Handler. The manipulation with an unknown input leads to a 7pk security vulnerability. The CWE definition for the vulnerability is CWE-254. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 09/21/2017. The weakness was shared 09/21/2017 by Stefan Metzmacher as confirmed advisory (Website). The advisory is available at samba.org. This vulnerability was named CVE-2017-12150 since 08/01/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1211 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 103408 (RHEL 6 : samba4 (RHSA-2017:2791)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157562 (Oracle Enterprise Linux Security Update for samba (ELSA-2017-2789)).

Upgrading to version 4.4.16, 4.5.14 or 4.6.8 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (103408), SecurityFocus (BID 100918†) and SecurityTracker (ID 1039401†). The entries VDB-107075 and VDB-107076 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

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

NVD Base Score: 7.4
NVD Vector: 🔍

CNA Base Score: 7.4
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: 7pk security
CWE: CWE-254
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: 103408
Nessus Name: RHEL 6 : samba4 (RHSA-2017:2791)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53754
OpenVAS Name: Debian Security Advisory DSA 3983-1 (samba - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Samba 4.4.16/4.5.14/4.6.8

Timelineinfo

08/01/2017 🔍
09/20/2017 +50 days 🔍
09/21/2017 +1 days 🔍
09/21/2017 +0 days 🔍
09/21/2017 +0 days 🔍
09/21/2017 +0 days 🔍
09/22/2017 +1 days 🔍
09/25/2017 +3 days 🔍
07/26/2018 +303 days 🔍
12/30/2022 +1618 days 🔍

Sourcesinfo

Product: samba.org

Advisory: RHSA-2017:2791
Researcher: Stefan Metzmacher
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-12150 (🔍)
GCVE (CVE): GCVE-0-2017-12150
GCVE (VulDB): GCVE-100-107074

OVAL: 🔍

SecurityFocus: 100918 - Samba CVE-2017-12150 Man in the Middle Security Bypass Vulnerability
SecurityTracker: 1039401

See also: 🔍

Entryinfo

Created: 09/25/2017 11:06
Updated: 12/30/2022 08:22
Changes: 09/25/2017 11:06 (79), 11/19/2019 10:23 (6), 01/14/2021 11:16 (3), 01/14/2021 11:19 (1), 12/30/2022 08:18 (3), 12/30/2022 08:21 (11), 12/30/2022 08:22 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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