Executive Summary

Title Vulnerability in Windows Installer Service Could Allow Elevation of Privilege (3072630)
Name MS15-074 First vendor Publication 2015-07-14
Vendor Microsoft Last vendor Modification 2015-07-29
Severity (Vendor) Important Revision 2.0

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 6.9 Attack Range Local
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
Calculate full CVSS 2.0 Vectors scores


Severity Rating: Important
Revision Note: V2.0 (July 29, 2015): Bulletin published.
Summary: Bulletin rereleased to announce the availability of an update package for Windows 10 systems. Customers running Windows 10 should apply the 3074683 update to be protected from the vulnerability discussed in this bulletin. The update is available via Windows Update only. The majority of customers have automatic updating enabled and will not need to take any action because the update will be downloaded and installed automatically.

Original Source

Url : https://technet.microsoft.com/en-us/library/security/MS15-074

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:29431
Oval ID: oval:org.mitre.oval:def:29431
Title: Windows installer EoP vulnerability - CVE-2015-2371 (MS15-074)
Description: The Windows Installer service in Microsoft Windows Server 2003 SP2 and R2 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a custom action script associated with a .msi package, aka "Windows Installer EoP Vulnerability."
Family: windows Class: vulnerability
Reference(s): CVE-2015-2371
Version: 3
Platform(s): Microsoft Windows 7
Microsoft Windows 8
Microsoft Windows Server 2012
Microsoft Windows 8.1
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2003
Microsoft Windows Server 2008
Microsoft Windows Server 2008 R2
Microsoft Windows Vista
Definition Synopsis:

CPE : Common Platform Enumeration

Os 2
Os 1
Os 1
Os 1
Os 1
Os 1
Os 2
Os 4
Os 1

Information Assurance Vulnerability Management (IAVM)

Date Description
2015-07-16 IAVM : 2015-A-0164 - Microsoft Windows Installer Privilege Escalation Vulnerability (MS15-074)
Severity : Category II - VMSKEY : V0061095

Nessus® Vulnerability Scanner

Date Description
2015-07-14 Name : The remote Windows host is affected by a privilege escalation vulnerability.
File : smb_nt_ms15-074.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2015-10-18 17:26:38
  • Multiple Updates
2015-07-29 21:32:08
  • Multiple Updates
2015-07-29 21:16:31
  • Multiple Updates
2015-07-18 13:29:48
  • Multiple Updates
2015-07-15 21:27:48
  • Multiple Updates
2015-07-15 05:31:37
  • Multiple Updates
2015-07-14 21:30:42
  • Multiple Updates
2015-07-14 21:17:00
  • First insertion