CVE-2014-5074
HIGH · CVSS 7.1EPSS 9.7%EU EUVD
Siemens SIMATIC S7-1500 CPU devices with firmware before 1.6 allow remote attackers to cause a denial of service (device restart and STOP transition) via crafted TCP packets.
Key facts
- CVSS score
- 7.1 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:C- EPSS score
- 9.7% (96th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2014-4973)
- Published
- August 17, 2014
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2014-4973 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- siemens / simatic s7-1500 cpu firmware
- siemens / simatic s7-1500 cpu firmware
- siemens / simatic s7-1500 cpu firmware
- siemens / simatic s7-1500 cpu firmware
- siemens / simatic s7-1500 cpu firmware
- siemens / simatic s7-1500 cpu firmware
- siemens / simatic s7-1511-1 pn cpu
- siemens / simatic s7-1513-1 pn cpu
- siemens / simatic s7-1515-2 pn cpu
- siemens / simatic s7-1516-3 pn/dp cpu
- siemens / simatic s7-1516f-3 pn/dp cpu
- siemens / simatic s7-1518-4 pn/dp cpu
- siemens / simatic s7-1518f-4 pn/dp cpu
References
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-310688.pdf(Patch, Vendor Advisory)
- https://cert-portal.siemens.com/productcert/pdf/ssa-310688.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-14-226-01(Patch, US Government Resource)
- https://www.exploit-db.com/exploits/44693/
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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