CVE-2020-20136

QuantConnect Lean versions from 2.3.0.0 to 2.4.0.1 are affected by an insecure deserialization vulnerability due to insecure configuration of TypeNameHandling property in Json.NET library.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/QuantConnect/Lean/issues/3537	Exploit Third Party Advisory
https://github.com/QuantConnect/Lean/issues/3537	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:quantconnect:lean:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:11

Type	Values Removed	Values Added
References	~~() https://github.com/QuantConnect/Lean/issues/3537 - Exploit, Third Party Advisory~~	() https://github.com/QuantConnect/Lean/issues/3537 - Exploit, Third Party Advisory

Information

Published : 2020-12-14 19:15

Updated : 2024-11-21 05:11

NVD link : CVE-2020-20136

Mitre link : CVE-2020-20136

CVE.ORG link : CVE-2020-20136

JSON object : View

Products Affected

quantconnect

lean

CWE

CWE-502

Deserialization of Untrusted Data

{"id": "CVE-2020-20136", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "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": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2020-12-14T19:15:12.613", "references": [{"url": "https://github.com/QuantConnect/Lean/issues/3537", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/QuantConnect/Lean/issues/3537", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-502"}]}], "descriptions": [{"lang": "en", "value": "QuantConnect Lean versions from 2.3.0.0 to 2.4.0.1 are affected by an insecure deserialization vulnerability due to insecure configuration of TypeNameHandling property in Json.NET library."}, {"lang": "es", "value": "QuantConnect Lean versiones desde 2.3.0.0 hasta 2.4.0.1, est\u00e1n afectadas por una vulnerabilidad de deserializaci\u00f3n no segura debido a una configuraci\u00f3n no segura de la propiedad TypeNameHandling en la biblioteca Json.NET."}], "lastModified": "2024-11-21T05:11:52.700", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:quantconnect:lean:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7623B2D-4F18-47CF-864E-EA69D5C8B48C", "versionEndIncluding": "2.4.0.1", "versionStartIncluding": "2.3.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}