CVE-2020-14001 (High) detected in kramdown-2.1.0.gem

[mend-bolt-for-github[bot]]

CVE-2020-14001 - High Severity Vulnerability

Vulnerable Library - kramdown-2.1.0.gem

kramdown is yet-another-markdown-parser but fast, pure Ruby, using a strict syntax definition and supporting several common extensions.

Library home page: https://rubygems.org/gems/kramdown-2.1.0.gem

Dependency Hierarchy: - jekyll-sitemap-1.4.0.gem (Root Library) - jekyll-4.0.0.gem - :x: **kramdown-2.1.0.gem** (Vulnerable Library)

Found in HEAD commit: 5d38d3ad312d98971fd293b26516b651ba7c3479

Vulnerability Details

The kramdown gem before 2.3.0 for Ruby processes the template option inside Kramdown documents by default, which allows unintended read access (such as template="/etc/passwd") or unintended embedded Ruby code execution (such as a string that begins with template="string://<%= `). NOTE: kramdown is used in Jekyll, GitLab Pages, GitHub Pages, and Thredded Forum.

Publish Date: 2020-07-17

URL: CVE-2020-14001

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://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14001

Release Date: 2020-07-17

Fix Resolution: kramdown - 2.3.0

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