CVEvulnerability
CVE-2016-3949
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2016-06-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-399
Description
Siemens SIMATIC S7-300 Profinet-enabled CPU devices with firmware before 3.2.12 and SIMATIC S7-300 Profinet-disabled CPU devices with firmware before 3.3.12 allow remote attackers to cause a denial of service (defect-mode transition) via crafted (1) ISO-TSAP or (2) Profibus packets.
Affected configurations
• siemens simatic s7-300 with profitnet support firmware 3.2.11
• siemens simatic s7-300 without profitnet support firmware 3.3.11
Related
Weakness · not in database (1)
References
- http://www.securitytracker.com/id/1036089 Third Party Advisory, VDB Entry
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-818183.pdf Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-818183.pdf cert-portal.siemens.com
- https://ics-cert.us-cert.gov/advisories/ICSA-16-161-01 Mitigation, Third Party Advisory, US Government Resource
- http://www.securitytracker.com/id/1036089 Third Party Advisory, VDB Entry
- http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-818183.pdf Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-818183.pdf cert-portal.siemens.com
- https://ics-cert.us-cert.gov/advisories/ICSA-16-161-01 Mitigation, Third Party Advisory, US Government Resource