Multiple critical vulnerabilities in MyBB

Credit: Tobias Klein
Risk: High
Local: No
Remote: Yes

CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Patch Notification: Multiple critical vulnerabilities in MyBB Name: TKPN2005-12-001 Revision: 1.0 Release Date: 2005/12/09 Last Modified: 2005/12/09 Date Reported: 2005/11/07 Author: Tobias Klein (tk at Affected Software: MyBB (all versions <= MyBB PR2 Rev.686) Risk: Critical (x) High ( ) Medium ( ) Low ( ) Vendor URL: Vendor Status: Vendor has released an updated version ========= Overview: ========= MyBB is a powerful, efficient and free forum package developed in PHP and MySQL. Version MyBB PR2 Rev.686 and prior contain multiple critical vulnerabilities. It is possible to fully compromise a MyBB installation. Some of the vulnerabilities can be successfully exploited by every anonymous guest user of MyBB. I'm going to withhold details of these flaws for two weeks. Full details will be published on the 23th December 2005. This two week window will allow users of MyBB the time needed to apply the patches before the details are released to the general public. ========= Solution: ========= Upgrade to MyBB 1.0 or newer. =========== References: =========== [1] [2] ================== PGP Signature Key: ================== Copyright 2005 Tobias Klein. All rights reserved. -----BEGIN PGP SIGNATURE----- Version: PGP 8.1 iQA/AwUBQ5nalpF8YHACG4RBEQJU+gCgve8h6iwhiQP1LUxppV5pBA6ed+UAn0PG x2bnhD1scK/VkHBC1qJ1uUP1 =vAAJ -----END PGP SIGNATURE-----

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