Vulnerability CVE-2017-6871
Published: 2017-08-07   Modified: 2017-08-08

Description:
A vulnerability was discovered in Siemens SIMATIC WinCC Sm@rtClient for Android (All versions before V1.0.2.2) and SIMATIC WinCC Sm@rtClient for Android Lite (All versions before V1.0.2.2). An attacker with physical access to an unlocked mobile device, that has the affected app running, could bypass the app's authentication mechanism under certain conditions.

Type:

CWE-287

 (Improper Authentication)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Siemens -> Simatic wincc sm@rtclient 
Siemens -> Simatic wincc sm@rtclient lite 

 References:
http://www.securityfocus.com/bid/99582
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-589378.pdf
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