Microsoft Security Bulletin: January 12
Qualys® Vulnerability R&D Lab has released new vulnerability checks in the Qualys Cloud Platform to protect organizations against 1 vulnerability that were fixed in 1 bulletins announced today by Microsoft. Customers can immediately audit their networks for these and other new vulnerabilities by accessing their Qualys subscription. Visit our blog to see how to prioritize remediation.
Microsoft has released 1 security bulletins to fix newly discovered flaws in their software. Qualys has released the following checks for these new vulnerabilities:
Microsoft Embedded OpenType Font Engine Remote Code Execution Vulnerability (MS10-001)
- Urgent 5
- Qualys ID
- Vendor Reference
- CVE Reference
- CVSS Scores
- Base 9.3 / Temporal 6.9
Embedded OpenType (EOT) fonts are a compact form of fonts used for embedding in documents or on Web pages. These fonts may be embedded in certain document formats, such as Word .doc files, or incorporated into Web pages using links to an .eot file located on a Web server.
A remote code execution vulnerability exists in the way that the Microsoft Windows Embedded OpenType (EOT) Font Engine decompresses specially crafted EOT fonts.
Microsoft security update corrects Microtype Express Compressed Fonts Integer Flaw in the LZCOMP Decompressor. (CVE-2010-0018)
This security update is rated Critical for Microsoft Windows 2000, and is rated Low for Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7 and Windows Server 2008 R2.
Windows Embedded Systems:- For additional information regarding security updates for embedded systems, refer to the following MSDN blog(s):
An attacker who successfully exploits this vulnerability could take complete control of an affected system.
An attacker could then install programs, view, change, or delete data, or create new accounts with full user rights.
Following are links for downloading patches to fix the vulnerabilities:
Refer to Microsoft Security Bulletin MS10-001 for further details.
1) Disable support for parsing embedded fonts in Internet Explorer. This can be done using the Interactive Method, Group Policy or a Managed Deployment Script.
Impact of workaround: Web sites making use of embedded font technology will fail to display properly.
2) Deny Access to T2EMBED.DLL
Impact of workaround: Applications that rely on embedded font technology will fail to display properly.
For detailed steps on enabling and disabling the workarounds, refer to Microsoft Security Bulletin MS10-001.
These new vulnerability checks are included in Qualys vulnerability signature 1.24.99-3. Each Qualys account is automatically updated with the latest vulnerability signatures as they become available. To view the vulnerability signature version in your account, from the Qualys Help menu, select the About tab.
Selective Scan Instructions Using Qualys
To perform a selective vulnerability scan, configure a scan profile to use the following options:
- Ensure access to TCP ports 135 and 139 are available.
- Enable Windows Authentication (specify Authentication Records).
Enable the following Qualys IDs:
- If you would like the scan to return the Windows Hostname, also include QID 82044 and ensure access to UDP port 137 is available.
- If you would like to be notified if Qualys is unable to log on to a host (if Authentication fails), also include QID 105015.
In addition, prior to running a scan for these new vulnerabilities, you can estimate your exposure to these new threats by running the Risk Analysis Report, available from the Qualys Vulnerability Management Reports tab.
Access for Qualys Customers
For more information, customers may contact Qualys Technical Support.
The Qualys Cloud Platform and its integrated suite of security and compliance applications provides organizations of all sizes with a global view of their security and compliance solutions, while drastically reducing their total cost of ownership. Qualys solutions include: continuous monitoring, vulnerability management, policy compliance, PCI compliance, security assessment questionnaire, web application scanning, web application firewall, malware detection and SECURE Seal for security testing of web sites.