Microsoft Windows 2000 Metafile WMF/EMF integer coercion

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

A vulnerability classified as critical has been found in Microsoft Windows 2000 (Operating System). This affects an unknown functionality of the component Metafile WMF/EMF Handler. The manipulation with an unknown input leads to a integer coercion vulnerability. CWE is classifying the issue as CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the rendering for (1) Windows Metafile (WMF) or (2) Enhanced Metafile (EMF) image formats in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, and XP SP1 allows remote attackers to execute arbitrary code via a malformed WMF or EMF image.

The bug was discovered 02/23/2004. The weakness was presented 04/13/2004 by Yuji Ukai (DiGiT) with eEye Digital Security as MS04-011 as confirmed bulletin (Technet). It is possible to read the advisory at microsoft.com. This vulnerability is uniquely identified as CVE-2003-0906 since 11/04/2003. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but an exploit is available.

After before and not just, there has been an exploit disclosed. The exploit is shared for download at k-otik.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1517 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 12205 (MS04-011: Microsoft Hotfix (credentialed check) (835732)), 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 90108 (Multiple Microsoft Windows Vulnerabilities (MS04-011)).

Applying the patch MS04-011 is able to eliminate this problem. The bugfix is ready for download at windowsupdate.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 2435. In this case the pattern .emf is used for detection.

The vulnerability is also documented in the databases at X-Force (15818) and Tenable (12205). Further details are available at eeye.com. See 530, 599, 600 and 601 for similar entries.

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
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CVSSv2info

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Exploitinginfo

Class: Integer coercion
CWE: CWE-192 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
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Nessus ID: 12205
Nessus Name: MS04-011: Microsoft Hotfix (credentialed check) (835732)
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OpenVAS ID: 101011
OpenVAS Name: MS04-011 security check
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS04-011

Snort ID: 2435
Snort Message: WEB-CLIENT Microsoft emf metafile access
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Timelineinfo

02/17/2000 🔍
11/01/2003 +1353 days 🔍
11/04/2003 +3 days 🔍
02/23/2004 +111 days 🔍
04/13/2004 +50 days 🔍
04/13/2004 +0 days 🔍
04/13/2004 +0 days 🔍
04/13/2004 +0 days 🔍
04/13/2004 +0 days 🔍
04/13/2004 +0 days 🔍
04/13/2004 +0 days 🔍
04/14/2004 +0 days 🔍
04/14/2004 +0 days 🔍
06/01/2004 +48 days 🔍
06/28/2019 +5505 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS04-011
Researcher: Yuji Ukai (DiGiT)
Organization: eEye Digital Security
Status: Confirmed

CVE: CVE-2003-0906 (🔍)
OVAL: 🔍

X-Force: 15818 - Microsoft Windows MS04-011 patch is not installed, High Risk
SecurityTracker: 1009756
Vulnerability Center: 4125 - [MS04-011] Windows Metafile (WMF) and Enhanced Metafile (EMF) May Allow Code Execution Via Buffer Ov, Critical
SecurityFocus: 10120 - Microsoft Windows WMF/EMF Image Formats Remote Buffer Overflow Vulnerability
Secunia: 11064 - Microsoft Windows 14 Vulnerabilities, Highly Critical
OSVDB: 5252 - Microsoft Windows Metafile Code Execution

scip Labs: https://www.scip.ch/en/?labs.20161013
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Entryinfo

Created: 04/14/2004 12:46
Updated: 06/28/2019 09:22
Changes: 04/14/2004 12:46 (112), 06/28/2019 09:22 (4)
Complete: 🔍

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