Jekyll allows attackers to access arbitrary files by specifying a symlink · CVE-2018-17567 · GitHub Advisory Database · GitHub

Jekyll allows attackers to access arbitrary files by specifying a symlink

High severity GitHub Reviewed Published Sep 28, 2018 to the GitHub Advisory Database • Updated Sep 5, 2023

Package

jekyll (RubyGems)

Affected versions

< 3.6.3

>= 3.7.0, < 3.7.4

>= 3.8.0, < 3.8.4

Patched versions

3.6.3

3.7.4

3.8.4

Description

Jekyll through 3.6.2, 3.7.x through 3.7.3, and 3.8.x through 3.8.3 allows attackers to access arbitrary files by specifying a symlink in the include key in the _config.yml file.

References

Published to the GitHub Advisory Database Sep 28, 2018

Reviewed Jun 16, 2020

Last updated Sep 5, 2023

Severity

High

7.5

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N