gsd-2014-2251
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2014-2251",
"description": "The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors.",
"id": "GSD-2014-2251"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2014-2251"
],
"details": "The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors.",
"id": "GSD-2014-2251",
"modified": "2023-12-13T01:22:46.217039Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"ID": "CVE-2014-2251",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
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}
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"value": "The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors."
}
]
},
"problemtype": {
"problemtype_data": [
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"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf",
"refsource": "CONFIRM",
"url": "http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf"
},
{
"name": "http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01",
"refsource": "MISC",
"url": "http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01"
},
{
"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf",
"refsource": "CONFIRM",
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "1.1.2",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:1.1.1:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:1.1.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:siemens:simatic_s7-1500_cpu_firmware:1.0.1:*:*:*:*:*:*:*",
"cpe_name": [],
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}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2014-2251"
},
"data_format": "MITRE",
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"description": {
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"value": "The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors."
}
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},
"problemtype": {
"problemtype_data": [
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"references": {
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],
"url": "http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf"
},
{
"name": "http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01",
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"tags": [
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},
{
"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf",
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}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 8.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 8.5,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "HIGH",
"userInteractionRequired": false
}
},
"lastModifiedDate": "2020-02-10T15:15Z",
"publishedDate": "2014-03-16T14:06Z"
}
}
}
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