J-Security Center

Title: Microsoft Site Server 3.0 Default Account Vulnerability

Severity: HIGH

Description:

Microsoft Site Server is designed to run on Microsoft Windows NT Server platforms. It provides a means for users on a corporate intranet to share, publish, and find information. Site Server Commerce Edition incorporates the same features as well as providing an interface for e-commerce sites to interact and conduct business with customers and suppliers.

Site Server 3.0 uses the NT user account LDAP_Anonymous for some functions. Some versions of Site Server create this account with a known, consistant password. This user is added to the Guests group, and given the 'Log on locally' privilege. The password appears to be included in several DDLs used by Site Server, and may be impossible to change.

Although this account is created with few privileges, it does represent a trivial local compromise of the vulnerable host. Additionally, this account may be used to exploit additional vulnerabilities, including BID 4000, 4002, 4004 and 4005.

Affected Products:

  • Microsoft Site Server 3.0.0 alpha
  • Microsoft Site Server 3.0.0 i386
  • Microsoft Site Server 3.0.0SP1 alpha
  • Microsoft Site Server 3.0.0SP1 i386
  • Microsoft Site Server 3.0.0SP2 alpha
  • Microsoft Site Server 3.0.0SP2 i386
  • Microsoft Site Server 3.0.0SP3 alpha
  • Microsoft Site Server 3.0.0SP3 i386
  • Microsoft Site Server Commerce Edition 3.0.0 alpha
  • Microsoft Site Server Commerce Edition 3.0.0 i386
  • Microsoft Site Server Commerce Edition 3.0.0SP1 alpha
  • Microsoft Site Server Commerce Edition 3.0.0SP1 i386
  • Microsoft Site Server Commerce Edition 3.0.0SP2 alpha
  • Microsoft Site Server Commerce Edition 3.0.0SP2 i386
  • Microsoft Site Server Commerce Edition 3.0.0SP3 alpha
  • Microsoft Site Server Commerce Edition 3.0.0SP3 i386

References:

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