Vulnerability CVE-2012-5445
Published: 2012-12-28

Description:
The kernel in Cisco Native Unix (CNU) on Cisco Unified IP Phone 7900 series devices (aka TNP phones) with software before 9.3.1-ES10 does not properly validate unspecified system calls, which allows attackers to execute arbitrary code or cause a denial of service (memory overwrite) via a crafted binary.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Cisco -> Unified ip phone 
Cisco -> Unified ip phone 7906g 
Cisco -> Skinny client control protocol software 

 References:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130109-uipphone
http://events.ccc.de/congress/2012/Fahrplan/events/5400.en.html
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