Information disclosure in Siemens Simatic Wincc Oa Operator
CVE-2018-4847
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.
EPSS: 0.003 (19.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Siemens Simatic_wincc_oa_operator
- Siemens Ag Simatic Wincc Oa Operator Ios App — versions All versions < V1.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- productcert@siemens.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- productcert@siemens.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-4847?
- CVE-2018-4847 is a medium-severity vulnerability in Siemens Simatic Wincc Oa Operator, classified under Insertion of Sensitive Information into Externally-Accessible File or Directory. CVSS score: 4.6/10. Published 2018-04-23.
- How severe is CVE-2018-4847?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2018-4847 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.