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CVE-2018-17567 — Vulnerability in jekyll — CVE Details

HIGH

Jekyll allows attackers to access arbitrary files by specifying a symlink

Published September 28, 2018Updated February 18, 2024Source: osv

Summary

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.

Advisory Timeline

  • First published September 28, 2018 (2936 days ago).
  • Last revised February 18, 2024 — 1968 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Bundler
Update jekyll to 3.6.3 or later
gem install jekyll -v 3.6.3
Bundler
Update jekyll to 3.7.4 or later
gem install jekyll -v 3.7.4
Bundler
Update jekyll to 3.8.4 or later
gem install jekyll -v 3.8.4

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (3)

Affects 1 ecosystem: rubygems (1).

PackageEcosystemAffectedFixed In
jekyll
rubygems
0.1.2, 0.1.3, 0.1.4, 0.1.5 (+110 more)3.6.3
jekyll
rubygems
3.7.0, 3.7.2, 3.7.33.7.4
jekyll
rubygems
3.8.0, 3.8.1, 3.8.2, 3.8.33.8.4

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 7.5 score means for each attack dimension.

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

References

Frequently Asked Questions

What is CVE-2018-17567?
Jekyll allows attackers to access arbitrary files by specifying a symlink This vulnerability has been assigned a severity rating of HIGH (CVSS score: 7.5/10).
How do I check if my project is affected by CVE-2018-17567?
CVE-2018-17567 affects jekyll. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-17567 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
7.5

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-4xjh-m3qx-49wc

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More RubyGems advisories

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