CVE-2014-2253 json
Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 allow remote attackers to cause a denial of service (defect-mode transit…
published 2014-03-16 12 y ago modified 2026-06-17 4 mo ago also EUVD-2014-2292
- cvss
- 6.1
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted Profinet packets.
Patch / fix
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-14-073-01 updated cvss 6.1
Siemens SIMATIC S7-1500 CPU Firmware Vulnerabilities
-
Siemens SIMATIC S7-1500 CPU family <V1.5affected: mitigation
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
Exploit prediction
1.01% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.1 | AV:A/AC:L/Au:N/C:N/I:N/A:C |
References
-
siemens.com
/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf
patch, vendor-advisory
-
ics-cert.us-cert.gov
/advisories/ICSA-14-073-01
us-government-resource
- cert-portal.siemens.com /productcert/pdf/ssa-456423.pdf
Sources
- CVE List CVE-2014-2253
- NVD CVE-2014-2253
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.