Nuked-KlaN del_block() cross-site request forgery

nukedklan-delblock-csrf (27490) The risk level is classified as MediumMedium Risk

Description:

Nuked-KlaN is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input by the modules/Admin/block.php script. A remote attacker could exploit this vulnerability using a specially-crafted URL request, which could be used to delete arbitrary blocks, if the attacker could persuade an administrator to follow the link.


Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Nuked-KlaN (1.7.6 / 1.7 SP4.3 or later), available from the Nuked-KlaN Web site. See References.

References:

  • Nuked-Klan Web site: www.Nuked-Klan.Org :: Le Portail PHP pour les Clan.
  • CVE-2006-3479: Cross-site request forgery (CSRF) vulnerability in the del_block function in modules/Admin/block.php in Nuked-Klan 1.7.5 and earlier and 1.7 SP4.2 allows remote attackers to delete arbitrary blocks via a link with a modified bid parameter in a del_block op on the block page in index.php.
  • SA20898: Nuked-Klan Blocks Management Cross-Site Request Forgery
  • VUPEN/ADV-2006-2615: Nuked-Klan del_block() Function Remote Cross Site Request Forgery Vulnerability

Platforms Affected:

  • Nuked-Klan Nuked-Klan 1.7 SP4.2 and prior
  • Nuked-Klan Nuked-Klan 1.7.6 and prior

Reported:

Jun 30, 2006

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