CVE-2023-28831 (GCVE-0-2023-28831)
Vulnerability from cvelistv5 – Published: 2023-09-12 09:32 – Updated: 2025-11-11 20:20
VLAI?
Summary
The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation.
This could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.
Severity ?
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
Impacted products
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\"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511-1 PN TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1511F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1513F-1 PN\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 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\"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V2.9.7\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V3.0.3\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V3.0.3\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"vendor\": \"Siemens\", \"product\": \"SIPLUS S7-1500 CPU 1518F-4 PN/DP\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"V3.0.3\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}], \"references\": [{\"url\": \"https://cert-portal.siemens.com/productcert/pdf/ssa-711309.pdf\"}, {\"url\": \"https://cert-portal.siemens.com/productcert/pdf/ssa-118850.pdf\"}, {\"url\": \"https://cert-portal.siemens.com/productcert/html/ssa-711309.html\"}, {\"url\": \"https://cert-portal.siemens.com/productcert/html/ssa-118850.html\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation.\\r\\n\\r\\nThis could allow an unauthenticated remote attacker to create a denial of service condition by sending a specially crafted certificate.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-190\", \"description\": \"CWE-190: Integer Overflow or Wraparound\"}]}], \"providerMetadata\": {\"orgId\": \"cec7a2ec-15b4-4faf-bd53-b40f371f3a77\", \"shortName\": \"siemens\", \"dateUpdated\": \"2025-11-11T20:20:09.380Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2023-28831\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-11T20:20:09.380Z\", \"dateReserved\": \"2023-03-24T15:17:33.934Z\", \"assignerOrgId\": \"cec7a2ec-15b4-4faf-bd53-b40f371f3a77\", \"datePublished\": \"2023-09-12T09:32:06.153Z\", \"assignerShortName\": \"siemens\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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