Microsoft Windows up to XP SP3 SMB input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$0-$5k0.00

A vulnerability classified as very critical was found in Microsoft Windows (Operating System). This vulnerability affects some unknown processing of the component SMB. The manipulation with an unknown input leads to a input validation vulnerability (EternalBlue/EternalChampion/EternalRomance/EternalSynergy/WannaCry). 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 bug was discovered 03/14/2017. The weakness was published 03/14/2017 as MS17-010 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability was named CVE-2017-0145 since 09/09/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/25/2019).

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 highly functional. As 0-day the estimated underground price was around $25k-$100k. A worm is spreading, which is automatically exploiting this vulnerability. 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).

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 Tenable (97833) and Exploit-DB (41891). Similar entries are available at 98018, 98019, 98021 and 98022.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: Sean Dillon
Wormified: 🔍
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
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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 🔍
10/25/2019 +921 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS17-010
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0145 (🔍)
OVAL: 🔍

SecurityFocus: 96705 - Microsoft Windows SMB Server CVE-2017-0145 Remote Code Execution Vulnerability

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

Entryinfo

Created: 03/15/2017 11:53
Updated: 10/25/2019 12:35
Changes: 03/15/2017 11:53 (99), 10/25/2019 12:35 (1)
Complete: 🔍

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