Microsoft Windows 2000/XP WMF/EMF File integer coercion

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6$0-$5k0.00

A vulnerability has been found in Microsoft Windows 2000/XP (Operating System) and classified as very critical. This vulnerability affects an unknown function of the component WMF/EMF File Handler. The manipulation with an unknown input leads to a integer coercion vulnerability. The CWE definition for the vulnerability is CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Multiple integer overflows in the Graphics Rendering Engine (GDI32.DLL) in Windows 2000 SP4, XP SP1 and SP2, and Server 2003 SP1 allow remote attackers to execute arbitrary code via crafted Windows Metafile (WMF) and Enhanced Metafile (EMF) format images that lead to heap-based buffer overflows, as demonstrated using MRBP16::bCheckRecord.

The bug was discovered 11/08/2005. The weakness was released 11/08/2005 by Peter Ferrie (DiGiT) with eEye Digital Security as MS05-053 as confirmed bulletin (Technet). The advisory is shared for download at microsoft.com. This vulnerability was named CVE-2005-2123 since 07/02/2005. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/12/2021).

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2091 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 20172 (MS05-053: Vulnerabilities in Graphics Rendering Engine Could Allow Code Execution (896424)), 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 90284 (Graphics Rendering Engine Multiple Code Execution Vulnerabilities (MS05-053)).

Applying the patch MS05-053 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. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 3904.

The vulnerability is also documented in the databases at X-Force (22877) and Tenable (20172). Entries connected to this vulnerability are available at 1291, 27160 and 83151.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 20172
Nessus Name: MS05-053: Vulnerabilities in Graphics Rendering Engine Could Allow Code Execution (896424)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS05-053
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

02/17/2000 🔍
07/02/2005 +1962 days 🔍
11/08/2005 +129 days 🔍
11/08/2005 +0 days 🔍
11/08/2005 +0 days 🔍
11/08/2005 +0 days 🔍
11/08/2005 +0 days 🔍
11/08/2005 +0 days 🔍
11/08/2005 +0 days 🔍
11/09/2005 +1 days 🔍
11/09/2005 +0 days 🔍
11/10/2005 +0 days 🔍
11/29/2005 +19 days 🔍
03/12/2021 +5582 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS05-053
Researcher: Peter Ferrie (DiGiT)
Organization: eEye Digital Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2005-2123 (🔍)
OVAL: 🔍

X-Force: 22877
SecurityTracker: 1015168
Vulnerability Center: 9587 - [MS05-053] Microsoft Windows Buffer Overflow via WMF \x26 EMF Files, Medium
SecuriTeam: securiteam.com
SecurityFocus: 15352 - Microsoft Windows Graphics Rendering Engine WMF/EMF Format Code Execution Vulnerability
Secunia: 17498 - Microsoft Windows WMF/EMF File Rendering Arbitrary Code Execution, Highly Critical
OSVDB: 20579 - Microsoft Windows GDI Metafile SetPalette Entries Overflow
Vupen: ADV-2005-2348

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 11/10/2005 10:04 AM
Updated: 03/12/2021 08:55 AM
Changes: 11/10/2005 10:04 AM (108), 07/05/2019 10:20 AM (4), 03/12/2021 08:55 AM (2)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you know our Splunk app?

Download it now for free!