CVE-2019-20149 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Kind-Of Project	Kind-Of	6.0.2

Related Weaknesses (CWE)

CWE-668

References

https://github.com/jonschlinkert/kind-of/issues/30ExploitIssue TrackingThird Party Advisory
https://github.com/jonschlinkert/kind-of/pull/31PatchThird Party Advisory
https://github.com/jonschlinkert/kind-of/issues/30ExploitIssue TrackingThird Party Advisory
https://github.com/jonschlinkert/kind-of/pull/31PatchThird Party Advisory

FAQ

What is CVE-2019-20149?

CVE-2019-20149 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2019-20149?

CVE-2019-20149 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-20149?

Check the references section above for vendor advisories and patch information. Affected products include: Kind-Of Project Kind-Of.