Microsoft Windows up to Vista Unicode Script Processor usp10.dll memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows up to Vista. It has been classified as critical. This affects an unknown part in the library usp10.dll of the component Unicode Script Processor. This manipulation causes memory corruption. This vulnerability appears as CVE-2014-1817. The attack may be initiated remotely. There is no available exploit. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows up to Vista (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code block in the library usp10.dll of the component Unicode Script Processor. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 06/10/2014 by Scott Bell with Security-Assessment.com as MS14-036 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is known as CVE-2014-1817 since 01/29/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/22/2021).

The vulnerability scanner Nessus provides a plugin with the ID 74428 (MS14-036: Vulnerabilities in Microsoft Graphics Component Could Allow Remote Code Execution (2967487)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122122 (Microsoft Graphics Component Remote Code Execution (MS14-036)).

Applying the patch MS14-036 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. It is possible to mitigate the problem by applying the configuration setting Disable WebClient service.Proper firewalling of tcp/139 (epmap), tcp/445 (microsoft-ds) is able to address this issue. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (93424), Tenable (74428), SecurityFocus (BID 67897†), Secunia (SA58583†) and Vulnerability Center (SBV-44874†). Additional details are provided at isc.sans.edu. See VDB-13306, VDB-13498, VDB-13512 and VDB-13511 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Microsoft Office 2007/2010
  • Microsoft Live Meeting 2007 Console
  • Microsoft Lync 2010/2013

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 7.8

VulDB Base Score: 9.0
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74428
Nessus Name: MS14-036: Vulnerabilities in Microsoft Graphics Component Could Allow Remote Code Execution (2967487)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 100602
OpenVAS Name: Microsoft Live Meeting Remote Code Execution Vulnerability (2967487)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS14-036
Config: Disable WebClient service
Firewalling: 🔍

Timelineinfo

01/29/2014 🔍
06/10/2014 +132 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/10/2014 +0 days 🔍
06/11/2014 +1 days 🔍
06/11/2014 +0 days 🔍
06/11/2014 +0 days 🔍
06/11/2014 +0 days 🔍
06/22/2021 +2568 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS14-036
Researcher: Scott Bell
Organization: Security-Assessment.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-1817 (🔍)
GCVE (CVE): GCVE-0-2014-1817
GCVE (VulDB): GCVE-100-13543

OVAL: 🔍
IAVM: 🔍

X-Force: 93424 - Microsoft Windows GDI+ Unicode Script Processor code execution, High Risk
SecurityFocus: 67897 - Microsoft Windows Graphics Component CVE-2014-1817 Memory Corruption Vulnerability
Secunia: 58583
SecurityTracker: 1030376
Vulnerability Center: 44874 - [MS14-036] Multiple Microsoft Servers and Workstations Remote Code Execution and Dos - CVE-2014-1817, Critical

scip Labs: https://www.scip.ch/en/?labs.20140213
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/11/2014 22:56
Updated: 06/22/2021 14:28
Changes: 06/11/2014 22:56 (83), 04/07/2017 15:10 (10), 06/22/2021 14:27 (3), 06/22/2021 14:28 (1)
Complete: 🔍
Cache ID: 216::103

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