CVE-2020-14001

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.

Risk Information

Base Score

9.8

MODERATE

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score

Exploitation Probability

9.348

Associated Vulnerability

Vulnerability	OS Platform
Vulnerabilities CVE-2020-14001 are fixed in Ruby-kramdown 2.3.0	Windows
ruby-kramdown security update(DSA-4743-1) ruby-kramdown_1.17.0-1+deb10u1_all.deb	Linux
Fast, pure-Ruby Markdown-superset converter - ruby library (USN-4562-1) kramdown_1.17.0-4ubuntu0.1_all.deb	Linux
Fast, pure-Ruby Markdown-superset converter - ruby library (USN-4562-1) ruby-kramdown_1.17.0-4ubuntu0.1_all.deb	Linux
Vulnerabilities CVE-2020-14001 are fixed in Ruby-kramdown for Linux 2.3.0	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234