Vulnerability Details : CVE-2017-6871
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.
Vulnerability category: BypassGain privilege
Products affected by CVE-2017-6871
- cpe:2.3:a:siemens:simatic_wincc_sm\@rtclient:*:*:*:*:*:android:*:*
- cpe:2.3:a:siemens:simatic_wincc_sm\@rtclient_lite:*:*:*:*:*:android:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6871
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-6871
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
5.4
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L |
0.7
|
4.7
|
NIST |
CWE ids for CVE-2017-6871
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
-
A product requires authentication, but the product has an alternate path or channel that does not require authentication.Assigned by: productcert@siemens.com (Secondary)
References for CVE-2017-6871
-
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-589378.pdf
Vendor Advisory
-
http://www.securityfocus.com/bid/99582
Siemens SIMATIC WinCC Sm@rtClient for Android ICSA-17-194-03 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
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