Microsoft Windows Server 2003 denial of service

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.
6.7$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Microsoft Windows Server 2003 (Operating System). This issue affects an unknown part. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

win32k.sys in Microsoft Windows Server 2003 SP2 allows remote attackers to cause a denial of service (system crash) by referencing a crafted .eot file in the src descriptor of an @font-face Cascading Style Sheets (CSS) rule in an HTML document, possibly related to the Embedded OpenType (EOT) Font Engine, a different vulnerability than CVE-2006-0010, CVE-2009-0231, and CVE-2009-0232. NOTE: some of these details are obtained from third party information.

The weakness was published 08/31/2009 by Tavis Ormandy (Website). The advisory is shared at xforce.iss.net. The identification of this vulnerability is CVE-2009-3020 since 08/31/2009. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

After even before and not, there has been an exploit disclosed. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (52403), Exploit-DB (9417), SecurityFocus (BID 36029†), OSVDB (57016†) and Secunia (SA36250†). Similar entry is available at VDB-50785. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

OpenVAS ID: 800687
OpenVAS Name: Microsoft Windows Server 2003 OpenType Font Engine DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/11/2009 🔍
08/11/2009 +0 days 🔍
08/11/2009 +0 days 🔍
08/13/2009 +2 days 🔍
08/15/2009 +2 days 🔍
08/31/2009 +15 days 🔍
08/31/2009 +0 days 🔍
08/31/2009 +0 days 🔍
03/18/2015 +2025 days 🔍
12/08/2024 +3553 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: xforce.iss.net
Researcher: Tavis Ormandy
Status: Confirmed

CVE: CVE-2009-3020 (🔍)
GCVE (CVE): GCVE-0-2009-3020
GCVE (VulDB): GCVE-100-49745
X-Force: 52403
SecurityFocus: 36029 - Microsoft Windows Embedded OpenType Font Engine Remote Code Execution Vulnerability
Secunia: 36250
OSVDB: 57016 - Microsoft Windows win32k.sys Embedded OpenType Font Handling DoS
Vulnerability Center: 23203 - Microsoft Windows Server 2003 Embedded OpenType Font Engine Remote DoS Vulnerability, Critical

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

Entryinfo

Created: 03/18/2015 03:15 PM
Updated: 12/08/2024 03:29 AM
Changes: 03/18/2015 03:15 PM (57), 09/18/2018 08:39 AM (17), 12/08/2024 03:29 AM (19)
Complete: 🔍
Cache ID: 18:AC8:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!