Vulnerability CVE-2013-4981
Published: 2014-03-03

Description:
Buffer overflow in cgi-bin/user/Config.cgi in AVTECH AVN801 DVR with firmware 1017-1003-1009-1003 and earlier, and possibly other devices, allows remote attackers to cause a denial of service (device crash) and possibly execute arbitrary code via a long string in the Network.SMTP.Receivers parameter.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
9/10
8.5/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Complete
Affected software
Avtech -> Avn801 dvr 
Avtech -> Avn801 dvr firmware 

 References:
http://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities
http://seclists.org/fulldisclosure/2013/Aug/284
http://osvdb.org/96693
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