WoltLab Burning Board (wBB) new account activation hijacking

wbb-account-hijacking (9177) The risk level is classified as MediumMedium Risk

Description:

WoltLab Burning Board (wBB) could allow a remote attacker to hijack a new user's account. When signing up for a new account, a user must click on a special URL to activate the account. This URL is created in a predictable format, which could allow an attacker to create a duplicate URL that could be used to activate another user's account before that user completes the registration process.


Consequences:

Bypass Security

Remedy:

No remedy available as of July 1, 2014.

References:

  • BugTraq Mailing List, Sun May 26 2002 - 09:11:17 CDT: wbbboard 1.1.1 registration _new_users_vulnerability_.
  • WoltLab Web site: Willkommen bei WoltLab.de.
  • BID-4859: WoltLab Burning Board Predictable Account Activation String Vulnerability
  • CVE-2002-0903: register.php for WoltLab Burning Board (wbboard) 1.1.1 uses a small number of random values for the code parameter that is provided to action.php to approve a new registration, along with predictable new user ID's, which allows remote attackers to hijack new user accounts via a brute force attack on the new user ID and the code value.
  • OSVDB ID: 12893: WoltLab Burning Board register.php Predictable User ID Generation

Platforms Affected:

  • WoltLab WoltLab Burning Board 1.1.1

Reported:

May 26, 2002

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