CVE-2020-20136

EUVD-2022-5652
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 55%
Affected Products (NVD)
VendorProductVersion
quantconnectlean
2.3.0.0 ≤
𝑥
≤ 2.4.0.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/QuantConnect/Lean/issues/3537
https://github.com/QuantConnect/Lean/issues/3537