Vulnerability Details : 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.
Products affected by CVE-2020-20136
- cpe:2.3:a:quantconnect:lean:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-20136
0.80%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-20136
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2020-20136
-
The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-20136
-
https://github.com/QuantConnect/Lean/issues/3537
Insecure Deserialization due to insecure TypeNameHandling leads to Code Execution. · Issue #3537 · QuantConnect/Lean · GitHubExploit;Third Party Advisory
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