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  5. CVE-2022-30123

CVE-2022-30123: Improper Neutralization of Escape, Meta, or Control Sequences

December 5, 2022 (updated December 8, 2023)

A sequence injection vulnerability exists in Rack <2.0.9.1, <2.1.4.1 and <2.2.3.1 which could allow is a possible shell escape in the Lint and CommonLogger components of Rack.

References

  • discuss.rubyonrails.org/t/cve-2022-30123-possible-shell-escape-sequence-injection-vulnerability-in-rack/80728
  • github.com/advisories/GHSA-wq4h-7r42-5hrr
  • github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2022-30123.yml
  • groups.google.com/g/ruby-security-ann/c/LWB10kWzag8
  • nvd.nist.gov/vuln/detail/CVE-2022-30123

Code Behaviors & Features

Detect and mitigate CVE-2022-30123 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2.0.9.1, all versions starting from 2.1.0 before 2.1.4.1, all versions starting from 2.2.0 before 2.2.3.1

Fixed versions

  • 2.0.9.1
  • 2.1.4.1
  • 2.2.3.1

Solution

Upgrade to versions 2.0.9.1, 2.1.4.1, 2.2.3.1 or above.

Impact 10 CRITICAL

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

Learn more about CVSS

Source file

gem/rack/CVE-2022-30123.yml

Spotted a mistake? Edit the file on GitLab.

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