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Category:   Application (Generic)  >   MaraDNS Vendors:   Trenholme, Sam
MaraDNS Hash Table Collision in Zone Files Lets Local Users Deny Service
SecurityTracker Alert ID:  1026820
SecurityTracker URL:
CVE Reference:   CVE-2011-5056   (Links to External Site)
Date:  Mar 19 2012
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 2.0.05
Description:   A vulnerability was reported in MaraDNS. A local user can cause denial of service conditions.

A local user can create a specially crafted record in a zone file to cause a hash collision and deny service.

Impact:   A local user can cause denial of service conditions on the target DNS service.
Solution:   The vendor has issued a fix (2.0.05).
Vendor URL: (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.

 Source Message Contents

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