CVE Vulnerability

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

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

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

Configuration 1

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

Published : 2020-12-14 07:15

Updated : 2020-12-15 02:22

NVD link : CVE-2020-20136

Mitre link : CVE-2020-20136

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data