DNSTools could allow a remote attacker to bypass authentication by manipulating authentication variables

dnstools-auth-bypass (8948) The risk level is classified as MediumMedium Risk


DNSTools could allow a remote attacker to bypass authentication and modify DNS entries. A remote attacker could send a specially-crafted URL request to the dnstools.php script containing manipulated values for the user_logged_in and user_dnstools_administrator to gain administrator access to DNSTools. An attacker could use this vulnerability to prepare for future attacks against the affected network.


Bypass Security


Upgrade to the latest version of DNSTools (2.0 beta 5 or later), available from the DNSTools Web site. See References.


Platforms Affected:

  • DNSTools Software DNSTools 2.0b2 and prior


Apr 28, 2002

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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