DCForum CGI could allow a remote attacker to recover user passwords
| dcforum-cgi-recover-passwords (8044) |  Medium Risk |
Description:
DCForum could allow a remote attacker to obtain other user's passwords, caused by a vulnerability in the retrieve_password.pl script. A remote attacker could request a new password for another user's account, which would be the first 6 characters of the user's session ID, and then log onto DCForum as another user.
Platforms Affected:
- DCScripts, DCForum 2000 1.0
Remedy:
Apply the patch for this vulnerability, as listed in DCForum Security Bulletin - Topic #3. See References.
Consequences:
Gain Access
References:
- BugTraq Mailing List, Fri Feb 01 2002 - 06:15:44 CST, Vulnerability in all versions of DCForum from dcscripts.com at http://archives.neohapsis.com/archives/bugtraq/2002-01/0396.html.
- BugTraq Mailing List, Sat Feb 02 2002 - 10:32:43 CST, And another (same) bug in DCForum at user registration process (dcscripts.com) at http://archives.neohapsis.com/archives/bugtraq/2002-01/0455.html.
- DCForum Bug Report Topic #1198, Severe Security Violation - Latest DCForum at http://www.dcscripts.com/dcforum/dcfBug/1198.html.
- DCForum Security Bulletin - Topic #3, Jan 31, 2002 - security advisory at http://www.dcscripts.com/bugtrac/DCForumID7/3.html.
- BID-4014: DCForum Predictable Password Generation Vulnerability
- CVE-2002-0226: retrieve_password.pl in DCForum 6.x and 2000 generates predictable new passwords based on a sessionID, which allows remote attackers to request a new password on behalf of another user and use the sessionID to calculate the new password for that user.
- OSVDB ID: 2038: DCForum retrieve_password.pl Predictable Password
- OSVDB ID: 3866: DCForum user_register.pl Predictable Password
Reported:
Jan 31, 2002
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