hostapd Invalid EAPOL Key Length Remote Denial Of Service Vulnerability

BID:17846

Info

hostapd Invalid EAPOL Key Length Remote Denial Of Service Vulnerability

Bugtraq ID: 17846
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2006-2213
Remote: Yes
Local: No
Published: May 04 2006 12:00AM
Updated: Nov 30 2006 09:39PM
Credit: The vendor originally discovered this issue. Matteo Rosi reported this issue to Debian.
Vulnerable: Mandriva Linux Mandrake 2006.0 x86_64
Mandriva Linux Mandrake 2006.0
Mandriva Linux Mandrake 10.2 x86_64
Mandriva Linux Mandrake 10.2
hostapd hostapd 0.3.7
Debian Linux 3.1 sparc
Debian Linux 3.1 s/390
Debian Linux 3.1 ppc
Debian Linux 3.1 mipsel
Debian Linux 3.1 mips
Debian Linux 3.1 m68k
Debian Linux 3.1 ia-64
Debian Linux 3.1 ia-32
Debian Linux 3.1 hppa
Debian Linux 3.1 arm
Debian Linux 3.1 amd64
Debian Linux 3.1 alpha
Debian Linux 3.1
Not Vulnerable: hostapd hostapd 0.3.9

Discussion

hostapd Invalid EAPOL Key Length Remote Denial Of Service Vulnerability

The hostapd application is affected by a remote denial-of-service vulnerability. This issue is due to the application's failure to properly handle malformed EAPOL-Key packets.

This issue allows remote attackers to crash affected applications, denying further network service to legitimate users.

Version 0.3.7 of hostapd is vulnerable to this issue; previous versions may also be affected.

Exploit / POC

hostapd Invalid EAPOL Key Length Remote Denial Of Service Vulnerability

This issue can be exploited via existing wireless-networking utilities.

Solution / Fix

hostapd Invalid EAPOL Key Length Remote Denial Of Service Vulnerability

Solution:
The vendor has released version 0.3.8 to address this issue.

Please see the referenced vendor advisories for more information.


hostapd hostapd 0.3.7

References

hostapd Invalid EAPOL Key Length Remote Denial Of Service Vulnerability

References:
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