DNSTools could allow a remote attacker to bypass authentication by manipulating authentication variables
| dnstools-auth-bypass (8948) |  Medium Risk |
Description:
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.
Platforms Affected:
- DNSTools Software, DNSTools 2.0b2 and prior
Remedy:
Upgrade to the latest version of DNSTools (2.0 beta 5 or later), available from the DNSTools Web site. See References.
Consequences:
Bypass Security
References:
- BugTraq Mailing List, Sun Apr 28 2002 - 06:29:59 CDT, dnstools: authentication bypass vulnerability at http://archives.neohapsis.com/archives/bugtraq/2002-04/0390.html.
- DNSTools Web site, DNSTools Software at http://www.dnstools.com/predownload.html.
- BID-4617: DNSTools Authentication Bypass Vulnerability
- CVE-2002-0613: dnstools.php for DNSTools 2.0 beta 4 and earlier allows remote attackers to bypass authentication and gain privileges by setting the user_logged_in or user_dnstools_administrator parameters.
Reported:
Apr 28, 2002
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