Vulnerability Details : 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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-2257
Probability of exploitation activity in the next 30 days: 0.70%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 78 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-2257
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
References for CVE-2014-2257
-
http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01
Siemens SIMATIC S7-1500 CPU Firmware Vulnerabilities | CISAUS Government Resource
-
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf
Patch;Vendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf
Products affected by CVE-2014-2257
- cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:1.1.0:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:1.0.1:*:*:*:*:*:*:*