Microsoft Security Bulletin: May 2008 Security Bulletin

May 13, 2008 - Qualys^® Vulnerability R&D Lab has released new vulnerability checks in QualysGuard^® to protect organizations against the 4 new vulnerabilities present in Microsoft Windows that were announced today. Customers can immediately audit their networks for these and other new vulnerabilities by accessing their QualysGuard subscription.

Microsoft has released 4 security patches to fix 6 newly discovered flaws in Microsoft Windows.

Qualys has released the following checks for these new vulnerabilities:

Microsoft Word Remote Code Execution Vulnerability
SEVERITY: Urgent  5
QUALYS ID: 110080
VENDOR REFERENCE: MS08-026
CVE REFERENCE: CVE-2008-1091, CVE-2008-1434
CVSS SCORES: Base 7.6/ Temporal 6
THREAT: Microsoft Word is susceptible to a remote code execution issue if a user opens a specially-crafted Word file.
IMPACT: If a user opens a specially-crafted Word file, then an attacker could take complete control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.
SOLUTION: Refer to Microsoft Security Bulletin MS08-026 for further details on this vulnerability and patch instructions. Microsoft has rated this issue as Critical.

Microsoft Office Publisher Remote Code Execution Vulnerability
SEVERITY: Urgent  5
QUALYS ID: 110079
VENDOR REFERENCE: MS08-027
CVE REFERENCE: CVE-2008-0119
CVSS SCORES: Base 7.6/ Temporal 5.6
THREAT: Microsoft Office Publisher is susceptible to remote code execution due to the way it validates object header data when parsing a specially-crafted Publisher file.
IMPACT: If a user opens a specially-crafted Publisher file, then an attacker could take complete control of the affected system.
SOLUTION: Refer to Microsoft Security Bulletin MS08-027 for further details on this vulnerability and patch instructions. Microsoft has rated this issue as Critical.

Microsoft Jet Database Engine Remote Code Execution Vulnerability
SEVERITY: Urgent  5
QUALYS ID: 90437
VENDOR REFERENCE: MS08-028
CVE REFERENCE: CVE-2007-6026
CVSS SCORES: Base 9.3/ Temporal 7.7
THREAT: Microsoft Jet DataBase Engine is prone to a buffer overflow vulnerability because it fails to properly bounds-check user-supplied data.
IMPACT: Remote exploitation of this issue may allow remote attackers to execute arbitrary machine code in the context of a user running the application. Successful exploitation will compromise the affected application and possibly the underlying computer. Failed attacks will likely cause a denial of service condition.
SOLUTION: Refer to Microsoft Security Bulletin MS08-028 for further details on this vulnerability and patch instructions. Microsoft has rated this issue as Important.

Microsoft Malware Protection Engine Denial of Service Vulnerabilities
SEVERITY: Serious  3
QUALYS ID: 90436
VENDOR REFERENCE: MS08-029
CVE REFERENCE: CVE-2008-1437,CVE-2008-1438
CVSS SCORES: Base 5.4/ Temporal 4.5
THREAT: Microsoft Security Bulletin MS08-029 resolves 2 privately reported vulnerabilities in the Microsoft Malware Protection Engine. An attacker could exploit these vulnerabilities by constructing a specially-crafted file which when received by the target computer system and scanned by the Microsoft Malware Protection Engine may result in a denial of service condition. This security update is rated Moderate for the following: Windows Live OneCare, Microsoft Antigen for Exchange, Microsoft Antigen for SMTP Gateway, Microsoft Windows Defender, Microsoft Forefront Client Security, Microsoft Forefront Security for Exchange Server and Microsoft Forefront Security for SharePoint. This security update is rated Low for the following: Standalone System Sweeper located in Diagnostics and Recovery Toolset 6.
IMPACT: A denial of service condition may result, causing the Microsoft Malware Protection Engine to stop responding and automatically restart.
SOLUTION: Refer to Microsoft Security Bulletin MS08-029 for further details on this vulnerability and patch instructions. Microsoft has rated this issue as Moderate.

This new vulnerability check is included in Qualys vulnerability signatures v1.19.138-5. Each QualysGuard account is automatically updated with the latest vulnerability signatures as they become available. To view the vulnerability signature version in your account, from the QualysGuard HOME menu, select the Account Info tab.

SELECTIVE SCAN INSTRUCTIONS USING QUALYSGUARD:

To perform a selective vulnerability scan, configure a scan profile to use the following options:

1. Ensure access to TCP ports 135 and 139 are available.
2. Enable Windows Authentication (specify Authentication Records).
3. Enable the following Qualys IDs:
   • 110080
   • 110079
   • 90437
   • 90436
4. If you would like the scan to return the Windows Hostname, also include QID 82044 and ensure access to UDP port 137 is available.
5. If you would like to be notified if QualysGuard is unable to logon 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 Matrix Report, available from the QualysGuard HOME page.

For more information, customers may contact Qualys Technical Support directly at support@qualys.com or by telephone toll free at:
US: 1 866.801.6161 | EMEA: 33 1 44.17.00.41 | UK: +44 1753 872102

QualysGuard is an on-demand security audit service delivered over the web that enables organizations to effectively manage their vulnerabilities and maintain control over their network security with centralized reports, verified remedies, and full remediation workflow capabilities with trouble tickets. QualysGuard provides comprehensive reports on vulnerabilities including severity levels, time to fix estimates and impact on business, plus trend analysis on security issues. By continuously and proactively monitoring all network access points, QualysGuard dramatically reduces security managers' time researching, scanning and fixing network exposures and enables companies to eliminate network vulnerabilities before they can be exploited.

Access for QualysGuard customers: https://qualysguard.qualys.com

Free trial of QualysGuard service: http://www.qualys.com/solutions/free/trials