Vulnerability CVE-2013-4874
Published: 2013-07-18

Description:
The Uboot bootloader on the Verizon Wireless Network Extender SCS-26UC4 allows physically proximate attackers to obtain root access by connecting a crafted HDMI cable and using a sys session to modify the ramboot environment variable.

Type:

CWE-287

 (Improper Authentication)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.2/10
10/10
1.9/10
Exploit range
Attack complexity
Authentication
Local
High
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Verizon -> Wireless network extender 

 References:
http://www.kb.cert.org/vuls/id/BLUU-997M5B
http://www.kb.cert.org/vuls/id/458007
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