Vulnerability CVE-2016-10225
Published: 2017-03-27

Description:
The sunxi-debug driver in Allwinner 3.4 legacy kernel for H3, A83T and H8 devices allows local users to gain root privileges by sending "rootmydevice" to /proc/sunxi_debug/sunxi_debug.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Allwinnertech -> Linux-3.4-sunxi 

 References:
http://www.openwall.com/lists/oss-security/2016/10/05/16
http://www.openwall.com/lists/oss-security/2017/02/15/9
http://www.securityfocus.com/bid/93442
https://forum.armbian.com/index.php?/topic/1108-security-alert-for-allwinner-sun8i-h3a83th8/
https://irclog.whitequark.org/linux-sunxi/2016-04-29#16314390
https://www.rapid7.com/db/modules/exploit/multi/local/allwinner_backdoor
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