Home/CVE/A vulnerability was discovered in Siemens SIMATIC WinCC (V7.3 before Upd 11 and V7.4 before SP1), SIMATIC WinCC Runtime
CVE

CVE-2017-6867

A vulnerability was discovered in Siemens SIMATIC WinCC (V7.3 before Upd 11 and V7.4 before SP1), SIMATIC WinCC Runtime

A vulnerability was discovered in Siemens SIMATIC WinCC (V7.3 before Upd 11 and V7.4 before SP1), SIMATIC WinCC Runtime Professional (V13 before SP2 and V14 before SP1), SIMATIC WinCC (TIA Portal) Professional (V13 before SP2 and V14 before SP1) that could allow an authenticated, remote attacker who is member of the "administrators" group to crash services by sending specially crafted messages to the DCOM interface.

MEDIUM · CVSS 4.9 EPSS 0.00613
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
siemens simatic winccall versions
siemens simatic wincc \(tia portal\)all versions
siemens simatic wincc runtimeall versions
▣

Scoring & Timeline

4.9
MEDIUM · CVSS v3.0 · productcert@siemens.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 May 2017 · 10:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
cisa-csafcisa-csaf-csaf_files-OT-white-2017-icsa-17-129-03
cisa-csafcisa-csaf-csaf_files-OT-white-2017-icsa-17-306-01
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/98368Third Party AdvisoryVDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-523365.pdf
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-156872.pdfVendor Advisory
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