CVE-2019-20149
High
Description
ctorName in index.js in kind-of v6.0.2 allows external user input to overwrite certain internal attributes via a conflicting name, as demonstrated by 'constructor': {'name':'Symbol'}. Hence, a crafted payload can overwrite this builtin attribute to manipulate the type detection result.
SeverityHigh
CVSS7.5
Exploit probability—
ProductKind-of
PublishedDec 30, 2019
First seenDec 30, 2019
How to fix
Update
- kind-of6.0.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| kind-of_project kind-of | 6.0.2 | — |
| kind-ofnpm | 6.0.0 ≤ v < 6.0.3 | 6.0.3 |
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