CVE-2018-4847

low-risk

Published 2018-04-23

A vulnerability has been identified in SIMATIC WinCC OA Operator iOS App (All versions < V1.4). Insufficient protection of sensitive information (e.g. session key for accessing server) in Siemens WinCC OA Operator iOS app could allow an attacker with physical access to the mobile device to read unencrypted data from the app's directory. Siemens provides mitigations to resolve the security issue.

Do I need to act?

0.03% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 4.6/10 Medium

PHYSICAL / LOW complexity

Affected Products (1)

Simatic Wincc Oa Operator

Affected Vendors

Siemens

References (4)

Third Party Advisory http://www.securityfocus.com/bid/103941

Vendor Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-597741.pdf

Third Party Advisory http://www.securityfocus.com/bid/103941

Vendor Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-597741.pdf

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low-risk

Severity 16/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal