Microsoft Windows Embedded OpenType Font Engine numeric error

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability was found in Microsoft Windows (Operating System) (affected version not known). It has been rated as critical. Affected by this issue is some unknown functionality of the component Embedded OpenType Font Engine. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Integer overflow in the Embedded OpenType (EOT) Font Engine (t2embed.dll) in Microsoft Windows 2000 SP4; Windows XP SP2 and SP3; Windows Server 2003 SP2; Windows Vista Gold, SP1, and SP2; Windows Server 2008 Gold, SP2, and R2; and Windows 7 allows remote attackers to execute arbitrary code via compressed data that represents a crafted EOT font, aka "Microtype Express Compressed Fonts Integer Flaw in the LZCOMP Decompressor Vulnerability."

The weakness was released 01/12/2010 by Tavis Ormandy (@taviso) with Google Security Team as MS10-001 as confirmed bulletin (Technet). The advisory is shared for download at microsoft.com. This vulnerability is handled as CVE-2010-0018 since 12/14/2009. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 43865 (MS10-001: Vulnerability in the Embedded OpenType Font Engine Could Allow Remote Code Execution (972270)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90575 (Microsoft Embedded OpenType Font Engine Remote Code Execution Vulnerability (MS10-001)).

Upgrading eliminates this vulnerability. Applying the patch MS10-001 is able to eliminate this problem. The bugfix is ready for download at microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11955.

The vulnerability is also documented in the databases at X-Force (55150) and Tenable (43865).

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: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Numeric error
CWE: CWE-189
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 43865
Nessus Name: MS10-001: Vulnerability in the Embedded OpenType Font Engine Could Allow Remote Code Execution (972270)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 901095
OpenVAS Name: Microsoft Embedded OpenType Font Engine Remote Code Execution Vulnerabilities (972270)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: MS10-001
TippingPoint: 🔍

McAfee IPS: 🔍
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PaloAlto IPS: 🔍
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Timelineinfo

12/14/2009 🔍
01/12/2010 +29 days 🔍
01/12/2010 +0 days 🔍
01/12/2010 +0 days 🔍
01/12/2010 +0 days 🔍
01/12/2010 +0 days 🔍
01/12/2010 +0 days 🔍
01/13/2010 +1 days 🔍
01/13/2010 +0 days 🔍
01/13/2010 +0 days 🔍
01/18/2010 +4 days 🔍
03/17/2021 +4076 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS10-001
Researcher: Tavis Ormandy (@taviso)
Organization: Google Security Team
Status: Confirmed

CVE: CVE-2010-0018 (🔍)
OVAL: 🔍

X-Force: 55150
SecurityTracker: 1023432 - Microsoft Embedded OpenType Font Engine Integer Overflow Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 24574 - [MS10-001] Microsoft Windows EOT Font Engine Remote Code Execution or DoS Vulnerability, Critical
SecurityFocus: 37671 - Microsoft Windows Embedded OpenType Font Engine LZCOMP Remote Code Execution Vulnerability
Secunia: 35457 - Microsoft Windows Embedded OpenType Font Engine Vulnerability, Highly Critical
OSVDB: 61651 - Microsoft Windows Embedded OpenType Font Engine LZCOMP Decompressor Font Handling Arbitrary Code Execution
Vupen: ADV-2010-0095

Entryinfo

Created: 01/18/2010 12:29
Updated: 03/17/2021 17:12
Changes: 01/18/2010 12:29 (93), 02/20/2017 09:57 (12), 03/17/2021 17:12 (3)
Complete: 🔍

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