CVE-2020-7502

A CWE-787: Out-of-bounds Write vulnerability exists in Modicon M218 Logic Controller (Firmware version 4.3 and prior), which may cause a Denial of Service when specific TCP/IP crafted packets are sent to the Modicon M218 Logic Controller.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.se.com/ww/en/download/document/SEVD-2020-161-01	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:schneider-electric:modicon_m218_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicon_m218:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-06-16 20:15

Updated : 2024-02-28 17:47

NVD link : CVE-2020-7502

Mitre link : CVE-2020-7502

CVE.ORG link : CVE-2020-7502

JSON object : View

Products Affected

schneider-electric

modicon_m218_firmware
modicon_m218

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2020-7502", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-06-16T20:15:15.050", "references": [{"url": "https://www.se.com/ww/en/download/document/SEVD-2020-161-01", "tags": ["Vendor Advisory"], "source": "cybersecurity@se.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "cybersecurity@se.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A CWE-787: Out-of-bounds Write vulnerability exists in Modicon M218 Logic Controller (Firmware version 4.3 and prior), which may cause a Denial of Service when specific TCP/IP crafted packets are sent to the Modicon M218 Logic Controller."}, {"lang": "es", "value": "Una CWE-787: Se presenta una vulnerabilidad de Escritura Fuera de L\u00edmites en Modicon M218 Logic Controller (versiones de Firmware 4.3 y anteriores), lo que puede causar una Denegaci\u00f3n de Servicio cuando son enviados paquetes espec\u00edficos TCP/IP hacia el Controlador L\u00f3gico Modicon M218"}], "lastModified": "2022-01-31T19:52:53.800", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:schneider-electric:modicon_m218_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9127DC73-87E7-4252-A676-AA920338643D", "versionEndIncluding": "4.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:schneider-electric:modicon_m218:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "852DBDD1-E960-4D87-9F77-8B8CB94222BB"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cybersecurity@se.com"}