CVE-2020-14001 Detail

Current Description

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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


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Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/gettalong/kramdown Third Party Advisory 
https://github.com/gettalong/kramdown/commit/1b8fd33c3120bfc6e5164b449e2c2fc9c9306fde Patch  Third Party Advisory 
https://github.com/gettalong/kramdown/compare/REL_2_2_1...REL_2_3_0 Patch  Third Party Advisory 
https://kramdown.gettalong.org Vendor Advisory 
https://kramdown.gettalong.org/news.html Release Notes  Vendor Advisory 
https://rubygems.org/gems/kramdown Third Party Advisory 
https://security.netapp.com/advisory/ntap-20200731-0004/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-14001
NVD Published Date:
07/17/2020
NVD Last Modified:
07/31/2020
Source:
MITRE