CVE-2014-5074 EXPLOIT
7.1
HIGH · CVSS 2.0 · EPSS 9.7% (pctl 95)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 7.1 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:N/I:N/A:C |
| EPSS | 9.7% — more likely to be exploited than 95% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2014-08-17 |
| Last modified | 2026-06-17 |
Affected (8)
| Vendor | Product |
|---|---|
| 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 |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Siemens SIMATIC S7-1500 CPU - Remote Denial of Service | 2018-05-22 |
References
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-310688.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-310688.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-14-226-01
- https://www.exploit-db.com/exploits/44693/
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-310688.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-310688.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-14-226-01
- https://www.exploit-db.com/exploits/44693/
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