CVE-2014-2250 Details

CVE-2014-2250

Published: 2014-03-24
Last Modified: 2020-02-10
CVE Author: NIST National Vulnerability Database
CVE Assigner: cve@mitre.org
Summary

The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors, a different vulnerability than CVE-2014-2251.

Analysis
Common Vulnerability Score System v2.0
Severity High
Base Score 8.3/10
Exploit Score 8.6/10
Access Vector Network
Access Complexity Medium
Authentication None
Impact Score 8.5/10
Confidentiality Impact Partial
Availability Impact Complete
Integrity Impact Partial
Vector String AV:N/AC:M/Au:N/C:P/I:P/A:C
Common Vulnerability Score System v3.1

NIST has not assigned a CVSSv3.1 Score.

Products Reported
CPE Vulnerable Start Excluding
cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:3.0:*:*:*:*:*:*:* Yes - -
cpe:2.3:o:siemens:simatic_s7_cpu_1200_firmware:*:*:*:*:*:*:*:* Yes - -
cpe:2.3:h:siemens:simatic_s7_cpu-1211c:-:*:*:*:*:*:*:* Yes - -
cpe:2.3:h:siemens:simatic_s7_cpu_1212c:-:*:*:*:*:*:*:* Yes - -
cpe:2.3:h:siemens:simatic_s7_cpu_1214c:-:*:*:*:*:*:*:* Yes - -
cpe:2.3:h:siemens:simatic_s7_cpu_1215c:-:*:*:*:*:*:*:* Yes - -
cpe:2.3:h:siemens:simatic_s7_cpu_1217c:-:*:*:*:*:*:*:* Yes - -
References

http://ics-cert.us-cert.gov/advisories/ICSA-14-079-02
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-654382.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-654382.pdf

CVE ID
CVE-2014-2250
Published
2014-03-24
Modified
2020-02-10
CVSSv2.0
High
PCI Compliance
Fail
US-CERT Alert
No
CWE
CWE-310

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