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Microsoft Remote Code Execution

Advisory Overview

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.

Non-Qualys customers can audit their network for these and other vulnerabilities by signing up for a Qualys Free Trial, or by trying our FreeScan service.

Vulnerability Details

Microsoft has released 1 security bulletins to fix newly discovered flaws in their software. Qualys has released the following checks for these new vulnerabilities:

  • Web View Vulnerability Could Allow Remote Code Execution (MS05-024)

    Severity
    Critical 4
    Qualys ID
    90247
    Vendor Reference
    MS05-024
    CVE Reference
    CVE-2005-1191
    CVSS Scores
    Base 5 / Temporal 4.1
    Description
    The Windows 2000 system is missing Microsoft security patch MS05-024. This patch fixes an issue with the Web View component in Windows Explorer that can cause remote code execution. This results from the way Web View handles certain HTML characters in preview fields.
    Consequence
    By persuading a user to preview a malicious file, an attacker could run arbitrary code in the security context of the user.
    Solution
    Patch:
    Following are links for downloading patches to fix the vulnerabilities:

    Microsoft Windows 2000 Service Pack 3 and Microsoft Windows 2000 Service Pack 4 :
    http://www.microsoft.com/downloads/details.aspx?FamilyId=67581D32-743F-44FF-9B53-30277C196923

    Refer to Microsoft Security Bulletin MS05-024 for further details.

These new vulnerability checks are included in Qualys vulnerability signature 1.11.16-5. 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:

  1. Ensure access to TCP ports 135 and 139 are available.
  2. Enable Windows Authentication (specify Authentication Records).
  3. Enable the following Qualys IDs:
    • 90247
  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 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.

Technical Support

For more information, customers may contact Qualys Technical Support.

About Qualys

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.

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