ISC DHCP Server "find_length()" Zero-Length Client Identifier Remote Denial Of Service Vulnerability

BID:40775

Info

ISC DHCP Server "find_length()" Zero-Length Client Identifier Remote Denial Of Service Vulnerability

Bugtraq ID: 40775
Class: Design Error
CVE: CVE-2010-2156
Remote: Yes
Local: No
Published: Jun 11 2010 12:00AM
Updated: Jul 05 2010 08:57AM
Credit: Reported by the vendor
Vulnerable: Red Hat Fedora 13
Red Hat Fedora 12
Red Hat Fedora 11
Pardus Linux 2009 0
Mandriva Linux Mandrake 2010.0 x86_64
Mandriva Linux Mandrake 2010.0
Mandriva Linux Mandrake 2009.1 x86_64
Mandriva Linux Mandrake 2009.1
ISC DHCPD 4.1.1
ISC DHCPD 4.1
ISC DHCPD 4.0.1p1
ISC DHCPD 4.0
Not Vulnerable: ISC DHCPD 4.1.1-P1
ISC DHCPD 4.0.2-P1

Discussion

ISC DHCP Server "find_length()" Zero-Length Client Identifier Remote Denial Of Service Vulnerability

ISC DHCP Server is prone to a remote denial-of-service vulnerability.

Attackers can exploit this issue to cause the server to terminate, thus denying service to legitimate users.

Versions prior to ISC DHCP Server 4.0.2-P1 and 4.1.1-P1 are vulnerable.

Exploit / POC

ISC DHCP Server "find_length()" Zero-Length Client Identifier Remote Denial Of Service Vulnerability

The following exploit is available:

Solution / Fix

ISC DHCP Server "find_length()" Zero-Length Client Identifier Remote Denial Of Service Vulnerability

Solution:
Updates are available. Please see the references for more information.


Mandriva Linux Mandrake 2010.0 x86_64

Mandriva Linux Mandrake 2009.1 x86_64

Mandriva Linux Mandrake 2009.1

Mandriva Linux Mandrake 2010.0

References

ISC DHCP Server "find_length()" Zero-Length Client Identifier Remote Denial Of Service Vulnerability

References:

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