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CVE-2018-1000073 — Vulnerability in org.jruby:jruby-stdlib — CVE...

HIGH

RubyGems Link Following vulnerability

Published May 13, 2022Updated March 12, 2024Source: osv

Summary

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Directory Traversal vulnerability in `install_location` function of `package.rb` that can result in path traversal when writing to a symlinked basedir outside of the root. This vulnerability appears to have been fixed in 2.7.6.

Advisory Timeline

  • First published May 13, 2022 (1613 days ago).
  • Last revised March 12, 2024 — 669 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Maven
Update org.jruby:jruby-stdlib to 9.1.16.0 or later
<!-- Update pom.xml dependency version to 9.1.16.0 for org.jruby:jruby-stdlib -->
Bundler
Update rubygems-update to 2.7.6 or later
gem install rubygems-update -v 2.7.6

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

Affected Packages (2)

Affects 2 ecosystems: maven (1), rubygems (1).

PackageEcosystemAffectedFixed In
org.jruby:jruby-stdlib
maven
1.6.0, 1.6.1, 1.6.2, 1.6.3 (+69 more)9.1.16.0
rubygems-update
rubygems
0.8.10, 0.8.11, 0.8.3, 0.8.4 (+144 more)2.7.6

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-2018-1000073?
RubyGems Link Following vulnerability 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-2018-1000073?
CVE-2018-1000073 affects org.jruby:jruby-stdlib and rubygems-update. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-1000073 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-gx69-6cp4-hxrj

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