Vulnerability CVE-2006-5231
Published: 2006-10-10   Modified: 2012-02-12

Description:
Grandstream GXP-2000 VoIP Desktop Phone, firmware version 1.1.0.5, allows remote attackers to cause a denial of service (hang or reboot) via a large amount of ASCII data sent to port (1) 5060/UDP, (2) 5062/UDP, (3) 5064/UDP, (4) 5066/UDP, (5) 9876/UDP, or (6) 26789/UDP.

See advisories in our WLB2 database:
Topic
Author
Date
Low
(0-Day) GrandStream GXP-2000 VoIP Desktop Phone multiple undocumented UDP ports and DoS
Shawn Merdinger,...
15.10.2006

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.8/10
6.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Grandstream -> Gxp-2000 

 References:
http://secunia.com/advisories/22265
http://xforce.iss.net/xforce/xfdb/29356
http://www.vupen.com/english/advisories/2006/3941
http://www.securityfocus.com/bid/20356
http://www.grandstream.com/BETATEST/GXP2000_BT200/Release_Note_GXP2000-BT200_1.1.1.14.pdf
http://lists.grok.org.uk/pipermail/full-disclosure/2006-October/049876.html
http://securityreason.com/securityalert/1718
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