Vulnerability Name:

CVE-2008-5112 (CCN-46628)

Assigned:2008-11-13
Published:2008-11-13
Updated:2018-10-30
Summary:The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 responds differently to a failed bind attempt depending on whether the user account exists and is permitted to login, which allows remote attackers to enumerate valid usernames via a series of LDAP bind requests, as demonstrated by ldapuserenum.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
4.2 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
4.2 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2008-5112

Source: CCN
Type: Portcullis Security Advisory, 13/11/2008 10:40:02
Microsoft Windows Active Directory LDAP Server Information Disclosure Vulnerability

Source: MISC
Type: UNKNOWN
http://labs.portcullis.co.uk/application/ldapuserenum/

Source: CCN
Type: Microsoft Web site
Windows Server 2003 Active Directory

Source: CCN
Type: OSVDB ID: 50000
Microsoft Windows Active Directory LDAP Server Bind Request User Account Enumeration

Source: CCN
Type: Portcullis Security Advisory 08-010
Microsoft Windows Active Directory LDAP Server

Source: MISC
Type: UNKNOWN
http://www.portcullis-security.com/294.php

Source: BID
Type: Exploit
32305

Source: CCN
Type: BID-32305
Microsoft Active Directory LDAP Server Username Enumeration Weakness

Source: XF
Type: UNKNOWN
activedirectory-username-info-disclosure(46628)

Source: XF
Type: UNKNOWN
activedirectory-username-info-disclosure(46628)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows:server_2003:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_2000:-:sp4:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:microsoft:windows_2000:-:sp4:*:*:server:*:*:*
  • OR cpe:/o:microsoft:windows_2000:-:sp4:*:*:advanced_server:*:*:*
  • OR cpe:/o:microsoft:windows_2000:-:sp4:*:*:professional:*:*:*
  • OR cpe:/o:microsoft:windows:2003_server:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_2000:-:sp4:*:*:datacenter_server:*:*:*
  • OR cpe:/o:microsoft:windows_server_2003:-:sp1:*:*:standard:*:x86:*
  • OR cpe:/o:microsoft:windows_2003_server::sp1:web:*:*:*:*:*
  • OR cpe:/o:microsoft:windows:server_2003:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2003:-:sp1:*:*:datacenter:*:x86:*

  • * Denotes that component is vulnerable
    BACK
    microsoft windows server_2003 sp1
    microsoft windows server_2003 sp2
    microsoft windows 2000 - sp4
    microsoft windows 2000 - sp4
    microsoft windows 2000 - sp4
    microsoft windows 2000 - sp4
    microsoft windows 2003_server sp1
    microsoft windows 2000 - sp4
    microsoft windows 2003 server - sp1
    microsoft windows 2003 server sp1
    microsoft windows server_2003 sp2
    microsoft windows 2003 server - sp1