Check Point Advisories

Microsoft LDAP Remote Anonymous Denial of Service (MS13-079; CVE-2013-3868)

Check Point Reference: CPAI-2013-2912
Date Published: 10 Sep 2013
Severity: High
Last Updated: Monday 06 January, 2025
Source: CVE-2013-3868
Protection Provided by:

Security Gateway
R70

  • R71
  • R75

    		•
    Who is Vulnerable? Windows Vista Service Pack 2
    Windows Vista x64 Edition Service Pack 2
    Windows Server 2008 for 32-bit Systems Service Pack 2
    Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
    Windows Server 2008 for x64-based Systems Service Pack 2
    Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
    Windows 7 for 32-bit Systems Service Pack 1
    Windows 7 for x64-based Systems Service Pack 1
    Windows Server 2008 R2 for x64-based Systems Service Pack 1
    Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
    Windows 8 for 32-bit Systems
    Windows 8 for 64-bit Systems
    Active Directory Services
    Windows Server 2008 for 32-bit Systems Service Pack 2
    Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
    Windows Server 2008 for x64-based Systems Service Pack 2
    Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
    Windows Server 2008 R2 for x64-based Systems Service Pack 1
    Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
    Windows Server 2012
    Windows Server 2012 (Server Core installation)
    Vulnerability Description A denial of service vulnerability exists in implementations of Microsoft Active Directory.
    Update/Patch AvaliableApply patches from: MS13-079
    Vulnerability DetailsThe vulnerability is caused when the LDAP service fails to handle a specially crafted query. An attacker could exploit this vulnerability by sending a specially crafted query to the LDAP service. Successful exploitation could cause the service to stop responding.

    Protection Overview

    This protection will detect and block a brute force attempt on Microsoft LDAP server.

    In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, Protection tab and select the version of your choice.

    Security Gateway R75 / R71 / R70

    1. In the IPS tab, click Protections and find the Microsoft LDAP Remote Anonymous Denial of Service (MS13-079) protection using the Search tool and Edit the protection's settings.
    2. Install policy on all modules.

    SmartView Tracker will log the following entries:
    Attack Name: DHCP Protocol Enforcement Violation
    Attack Information: Microsoft LDAP Remote Anonymous Denial of Service (MS13-079)

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