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: /package.json
Path to vulnerable library: /node_modules/randomatic/node_modules/kind-of/package.json
Dependency Hierarchy: - main-bower-files-2.13.1.tgz (Root Library) - vinyl-fs-2.4.4.tgz - glob-stream-5.3.5.tgz - micromatch-2.3.11.tgz - braces-1.8.5.tgz - expand-range-1.8.2.tgz - fill-range-2.2.4.tgz - randomatic-3.1.1.tgz - :x: **kind-of-6.0.2.tgz** (Vulnerable Library)
Found in HEAD commit: 1ec57e2edbb4d8f742488d37e1e85357e10a283a
Found in base branch: dev
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 (kind-of): 6.0.3
Direct dependency fix Resolution (main-bower-files): 2.13.3
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