Executive Summary

Title Vulnerability in Windows Task Scheduler Could Allow Security Feature Bypass (3030377)
Name MS15-028 First vendor Publication 2015-03-10
Vendor Microsoft Last vendor Modification 2015-03-10
Severity (Vendor) Important Revision 1.0

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:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores


Severity Rating: Important
Revision Note: V1.0 (March 10, 2015): Bulletin published.
Summary: This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow Security Feature Bypass if a user runs a specially crafted application that is designed to cause Task Scheduler to improperly validate impersonation-level security.

Original Source

Url : https://technet.microsoft.com/en-us/library/security/MS15-028

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-254 Security Features

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:28780
Oval ID: oval:org.mitre.oval:def:28780
Title: Task scheduler security feature bypass vulnerability - CVE-2015-0084 (MS15-028)
Description: The Task Scheduler in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly constrain impersonation levels, which allows local users to bypass intended restrictions on launching executable files via a crafted task, aka "Task Scheduler Security Feature Bypass Vulnerability."
Family: windows Class: vulnerability
Reference(s): CVE-2015-0084
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 2008
Microsoft Windows Server 2008 R2
Definition Synopsis:

CPE : Common Platform Enumeration

Os 1
Os 1
Os 1
Os 1
Os 1
Os 2
Os 2

Information Assurance Vulnerability Management (IAVM)

Date Description
2015-03-12 IAVM : 2015-B-0037 - Microsoft Windows Task Scheduler Security Feature Bypass Vulnerability (MS15-...
Severity : Category II - VMSKEY : V0059023

Snort® IPS/IDS

Date Description
2015-04-10 Microsoft Windows Task Scheduler access control bypass attempt
RuleID : 33717 - Revision : 4 - Type : OS-WINDOWS

Nessus® Vulnerability Scanner

Date Description
2015-03-10 Name : The remote Windows host is affected by a security bypass vulnerability.
File : smb_nt_ms15-028.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2015-10-18 17:26:30
  • Multiple Updates
2015-04-10 21:25:52
  • Multiple Updates
2015-03-11 21:26:31
  • Multiple Updates
2015-03-11 17:26:21
  • Multiple Updates
2015-03-11 13:25:06
  • Multiple Updates
2015-03-10 21:27:53
  • Multiple Updates
2015-03-10 21:17:05
  • First insertion