Vulnerability in Siemens Simatic S7-1500 CPU Firmware
CVE-2014-5074
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.1 (High). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.097 (95.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.097 · newest: 0.097 · change: 0.000
Affected products
- Siemens Simatic S7-1500 CPU Firmware — versions 1.0.1, 1.1.0, 1.1.1
- 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 proof-of-concept exploits
References
- ics-cert.us-cert.gov/advisories/ICSA-14-226-01 (US Government Resource, Patch)
- www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_s… (Patch, Vendor Advisory)
- www.exploit-db.com/exploits/44693/ (exploit)
- cert-portal.siemens.com/productcert/pdf/ssa-310688.pdf
Frequently asked questions
- What is CVE-2014-5074?
- CVE-2014-5074 is a vulnerability in Siemens Simatic S7-1500 CPU Firmware. Published 2014-08-17.
- Is CVE-2014-5074 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.