CVE-2017-9938
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
A vulnerability was discovered in Siemens SIMATIC Logon (All versions before V1.6) that could allow specially crafted packets sent to the SIMATIC Logon Remote Access service on port 16389/tcp to cause a Denial-of-Service condition. The service restarts automatically.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| siemens | simatic_logon | {"endIncluding":"1.5"} | |
References
- http://www.securityfocus.com/bid/99539
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-804859.pdf
- https://www.tenable.com/security/research/tra-2017-34
- http://www.securityfocus.com/bid/99539
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-804859.pdf
- https://www.tenable.com/security/research/tra-2017-34
CWEs
CWE-787 CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.