VulnerabilityModified
CVE-2014-2257
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 ISO-TSAP packets.
HIGH 7.8EPSS 3.46%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 ISO-TSAP packets.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 3.46% probability · 88th percentile
- CISA KEV
- Not listed
- Affected
- siemens/simatic s7-1500 cpu firmware
- Source
- cve@mitre.org
References
- http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01US Government Resource
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdfPatch, Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf
- http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01US Government Resource
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdfPatch, Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.