Microsoft Windows 7 SP1/Server 2008 R2 SP1 Task Scheduler access control

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in Microsoft Windows 7 SP1/Server 2008 R2 SP1 (Operating System). It has been rated as problematic. Affected by this issue is an unknown function of the component Task Scheduler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Task Scheduler in Microsoft Windows 7 SP1 and Windows Server 2008 R2 SP1 allows local users to gain privileges by triggering application execution by an invalid task, aka "Task Scheduler Elevation of Privilege Vulnerability."

The weakness was released 04/14/2015 as MS15-037 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is handled as CVE-2015-0098 since 11/18/2014. The attack needs to be approached locally. The successful exploitation requires a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 82793 (MS15-037: Vulnerability in Windows Task Scheduler Could Allow Elevation of Privilege (3046269)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins.

Applying the patch MS15-037 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com.

The vulnerability is also documented in the vulnerability database at Tenable (82793).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Nessus ID: 82793
Nessus Name: MS15-037: Vulnerability in Windows Task Scheduler Could Allow Elevation of Privilege (3046269)
Nessus File: 🔍
Nessus Risk: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: MS15-037

Timelineinfo

11/18/2014 🔍
04/14/2015 +147 days 🔍
04/14/2015 +0 days 🔍
04/14/2015 +0 days 🔍
04/14/2015 +0 days 🔍
04/14/2015 +0 days 🔍
04/15/2015 +1 days 🔍
04/15/2015 +0 days 🔍
04/15/2015 +0 days 🔍
05/04/2022 +2575 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS15-037
Status: Confirmed

CVE: CVE-2015-0098 (🔍)
SecurityTracker: 1032112 - Microsoft Task Scheduler Lets Local Users Gain System Privileges
Vulnerability Center: 49611 - [MS15-037] Microsoft Windows Local Privilege Escalation via an Invalid Task - CVE-2015-0098, High
SecurityFocus: 73989 - Microsoft Windows Task Scheduler CVE-2015-0098 Remote Privilege Escalation Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20140213

Entryinfo

Created: 04/15/2015 10:31
Updated: 05/04/2022 00:07
Changes: 04/15/2015 10:31 (67), 04/07/2017 14:38 (8), 05/04/2022 00:07 (2)
Complete: 🔍

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