CVE-2019-19919 (Critical) detected in handlebars-4.1.0.tgz

[mend-for-github-com[bot]]

CVE-2019-19919 - Critical Severity Vulnerability

Vulnerable Library - handlebars-4.1.0.tgz

Handlebars provides the power necessary to let you build semantic templates effectively with no frustration

Library home page: https://registry.npmjs.org/handlebars/-/handlebars-4.1.0.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/nyc/node_modules/handlebars/package.json

Dependency Hierarchy: - nyc-13.3.0.tgz (Root Library) - istanbul-reports-2.1.1.tgz - :x: **handlebars-4.1.0.tgz** (Vulnerable Library)

Found in HEAD commit: c4de98a3ee33ed933132ba45998d6d4f54aa4e6d

Found in base branch: master

Vulnerability Details

Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which may allow an attacker to execute arbitrary code through crafted payloads. Mend Note: Converted from WS-2019-0368, on 2022-11-08.

Publish Date: 2019-12-20

URL: CVE-2019-19919

CVSS 3 Score Details (9.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://github.com/advisories/GHSA-w457-6q6x-cgp9

Release Date: 2019-12-20

Fix Resolution (handlebars): 4.3.0

Direct dependency fix Resolution (nyc): 14.0.0

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:rescue_worker_helmet: Automatic Remediation will be attempted for this issue.

[mend-for-github-com[bot]]

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.

[mend-for-github-com[bot]]

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.

[mend-for-github-com[bot]]

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.