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.
CVE-2019-20149 - High Severity Vulnerability
Get the native type of a value.
Library home page: https://registry.npmjs.org/kind-of/-/kind-of-6.0.2.tgz
Path to dependency file: stripe-distinct-usage-tracking/package.json
Path to vulnerable library: stripe-distinct-usage-tracking/node_modules/kind-of
Dependency Hierarchy: - micro-dev-3.0.0.tgz (Root Library) - chokidar-2.0.3.tgz - anymatch-2.0.0.tgz - micromatch-3.1.10.tgz - :x: **kind-of-6.0.2.tgz** (Vulnerable Library)
Found in HEAD commit: 9d3291bf232c89dcac058dc50483c24e3f8ac28d
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.
Publish Date: 2019-12-30
URL: CVE-2019-20149
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: High - Availability Impact: None
For more information on CVSS3 Scores, click here.Type: Upgrade version
Origin: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-20149
Release Date: 2019-12-30
Fix Resolution: 6.0.3
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