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CVE-2009-4123 — Vulnerability in jruby-openssl — CVE Details

HIGH

jruby-openssl gem for JRuby fails to do proper certificate validation

Published January 19, 2023Updated February 16, 2024Source: osv

Summary

A security problem involving peer certificate verification was found where failed verification silently did nothing, making affected applications vulnerable to attackers. Attackers could lead a client application to believe that a secure connection to a rogue SSL server is legitimate. Attackers could also penetrate client-validated SSL server applications with a dummy certificate.

Advisory Timeline

  • First published January 19, 2023 (1362 days ago).
  • Last revised February 16, 2024 — 393 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Bundler
Update jruby-openssl to 0.6 or later
gem install jruby-openssl -v 0.6

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

Affected Packages (1)

Affects 1 ecosystem: rubygems (1).

PackageEcosystemAffectedFixed In
jruby-openssl
rubygems
0.0.1, 0.0.2, 0.0.3, 0.0.4 (+11 more)0.6

Vulnerability Classification

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

  • CWE-295
    Improper Certificate ValidationMITRE

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

References

Frequently Asked Questions

What is CVE-2009-4123?
jruby-openssl gem for JRuby fails to do proper certificate validation 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-2009-4123?
CVE-2009-4123 affects jruby-openssl. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2009-4123 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-xgv7-pqqh-h2w9

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