CVE-2020-7748

EUVD-2021-0990
This affects the package @tsed/core before 5.65.7. This vulnerability relates to the deepExtend function which is used as part of the utils directory. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.
Prototype Pollution
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.6 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
snykCNA
5.6 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 67%
Affected Products (NVD)
VendorProductVersion
ts.ed_projectts.ed
𝑥
< 5.65.7
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/TypedProject/tsed/blob/production/packages/core/src/utils/deepExtends.ts%23L36
https://github.com/TypedProject/tsed/commit/1395773ddac35926cf058fc6da9fb8e82266761b
https://snyk.io/vuln/SNYK-JS-TSEDCORE-1019382
https://github.com/TypedProject/tsed/blob/production/packages/core/src/utils/deepExtends.ts%23L36
https://github.com/TypedProject/tsed/commit/1395773ddac35926cf058fc6da9fb8e82266761b
https://snyk.io/vuln/SNYK-JS-TSEDCORE-1019382