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Simatic Wincc Sm Rtclient CVE-2017-6871

MEDIUM
Authentication Bypass Using an Alternate Path or Channel (CWE-288)
2017-08-08 productcert@siemens.com
Siemens Google Authentication Bypass Simatic Wincc Sm Rtclient Simatic Wincc Sm Rtclient Lite
5.4
CVSS 3.0 · NVD
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Severity by source

NVD PRIMARY
5.4 MEDIUM
AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
Low

Lifecycle Timeline

1
CVE Published
Aug 08, 2017 - 00:29 cve.org
MEDIUM 5.4

DescriptionCVE.org

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.

AnalysisAI

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). Rated medium severity (CVSS 5.4), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-288. 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. Affected products include: Siemens Simatic Wincc Sm\@Rtclient, Siemens Simatic Wincc Sm\@Rtclient Lite.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2017-6871 vulnerability details – vuln.today
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