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Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
ISC BIND EDNS Option Processing Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1030414
SecurityTracker URL:  http://securitytracker.com/id/1030414
CVE Reference:   CVE-2014-3859   (Links to External Site)
Date:  Jun 12 2014
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.10.0, 9.10.0-P1
Description:   A vulnerability was reported in ISC BIND. A remote user can cause denial of service conditions.

A remote user can send a specially crafted query to trigger a flaw in EDNS option processing and cause the target service to crash.

Both authoritative and recursive servers are affected.

The vulnerability resides in libdns. As a result, applications that use the library may be affected.

Impact:   A remote user can cause the target service to crash.
Solution:   The vendor has issued a fix (9.10.0-P2).

The vendor's advisory is available at:

https://kb.isc.org/article/AA-01166/74/CVE-2014-3859%3A-BIND-named-can-crash-due-to-a-defect-in-EDNS-printing-processing.html

Vendor URL:  kb.isc.org/article/AA-01166/74/CVE-2014-3859%3A-BIND-named-can-crash-due-to-a-defect-in-EDNS-printing-processing.html (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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