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.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-12-30T18:25:10

Updated: 2024-08-05T02:39:08.099Z

Reserved: 2019-12-30T00:00:00

Link: CVE-2019-20149

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-12-30T19:15:11.910

Modified: 2024-11-21T04:38:06.457

Link: CVE-2019-20149

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-12-16T00:00:00Z

Links: CVE-2019-20149 - Bugzilla