Microsoft Windows Vista SP2 up to Server 2016 SMB input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Microsoft Windows. This affects an unknown part of the component SMB. This manipulation causes input validation (EternalBlue/EternalChampion/EternalRomance/EternalSynergy). This vulnerability appears as CVE-2017-0148. The attack may be initiated remotely. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability has been found in Microsoft Windows (Operating System) and classified as critical. Affected by this vulnerability is some unknown functionality of the component SMB. The manipulation with an unknown input leads to a input validation vulnerability (EternalBlue/EternalChampion/EternalRomance/EternalSynergy). The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows remote attackers to execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0143, CVE-2017-0144, CVE-2017-0145, and CVE-2017-0146.

The bug was discovered 03/14/2017. The weakness was presented 03/14/2017 as MS17-010 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is known as CVE-2017-0148 since 09/09/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Sean Dillon in Python and been published 2 months after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as attacked. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 97833 (MS17-010: Security Update for Microsoft Windows SMB Server (4013389) (ETERNALBLUE) (ETERNALCHAMPION) (ETERNALROMANCE) (ETERNALSYNERGY) (WannaCry) (EternalRocks) (Petya) (uncredentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91345 (Microsoft SMB Server Remote Code Execution Vulnerability (MS17-010) and Shadow Brokers). The CISA Known Exploited Vulnerabilities Catalog lists this issue since 04/06/2022 with a due date of 04/27/2022:

Apply updates per vendor instructions.

Applying the patch MS17-010 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (41891), Tenable (97833), SecurityFocus (BID 96706†) and SecurityTracker (ID 1037991†). See VDB-98018, VDB-98019, VDB-98020 and VDB-98021 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Name: EternalBlue/EternalChampion/EternalRomance/EternalSynergy
Class: Input validation / EternalBlue/EternalChampion/EternalRomance/EternalSynergy
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: Sean Dillon
Programming Language: 🔍
Download: 🔍

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KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97833
Nessus Name: MS17-010: Security Update for Microsoft Windows SMB Server (4013389) (ETERNALBLUE) (ETERNALCHAMPION) (ETERNALROMANCE) (ETERNALSYNERGY) (WannaCry) (EternalRocks) (Petya) (uncredentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802074
OpenVAS Name: kb_smb_name(
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: smb_ms17_010.rb
MetaSploit Name: MS17-010 SMB RCE Detection
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS17-010

Timelineinfo

09/09/2016 🔍
03/14/2017 +186 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/15/2017 +1 days 🔍
03/16/2017 +1 days 🔍
03/20/2017 +4 days 🔍
04/17/2017 +28 days 🔍
04/17/2017 +0 days 🔍
12/26/2024 +2810 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS17-010
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0148 (🔍)
GCVE (CVE): GCVE-0-2017-0148
GCVE (VulDB): GCVE-100-98023

OVAL: 🔍

SecurityFocus: 96706 - Microsoft Windows SMB Server CVE-2017-0148 Remote Code Execution Vulnerability
SecurityTracker: 1037991

scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 03/15/2017 11:53
Updated: 12/26/2024 22:40
Changes: 03/15/2017 11:53 (97), 10/25/2019 12:54 (1), 04/25/2024 13:49 (29), 07/09/2024 22:34 (2), 09/09/2024 22:30 (2), 12/26/2024 22:40 (1)
Complete: 🔍
Cache ID: 216::103

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

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