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dhcdbd DHCP Message Handling Denial of Service
Secunia Advisory: SA20754
Release Date: 2006-06-21
Popularity: 5,398 views

Critical:
Less critical
Impact: DoS
Where: From local network
Solution Status: Vendor Patch

Software:dhcdbd 1.x

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CVE reference:CVE-2006-3057


Description:
Florian Hackenberger has reported a vulnerability in dhcdbd, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a memory corruption error within the handling of received DHCP messages. This can be exploited to crash the daemon via a specially crafted DHCP message that contains a single-byte of non-ASCII character in the DHCP option.

The vulnerability has been reported in version 1.12. Other versions may also be affected.

Solution:
Update to version 1.14.
http://people.redhat.com/jvdias/dhcdbd/

Provided and/or discovered by:
Florian Hackenberger

Original Advisory:
https://launchpad.net/distros/ubuntu/+source/dhcdbd/+bug/49104
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=189529


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