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  5. CVE-2021-23422

CVE-2021-23422: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

August 30, 2021

This affects the package bikeshed This can occur when an untrusted source file containing Inline Tag Command metadata is processed. When an arbitrary OS command is executed, the command output would be included in the HTML output.

References

  • github.com/advisories/GHSA-87cj-px37-rc3x
  • github.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2dd
  • nvd.nist.gov/vuln/detail/CVE-2021-23422
  • snyk.io/vuln/SNYK-PYTHON-BIKESHED-1537646

Code Behaviors & Features

Detect and mitigate CVE-2021-23422 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 3.0.0

Fixed versions

  • 3.0.0

Solution

Upgrade to version 3.0.0 or above.

Impact 7.8 HIGH

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

Learn more about CVSS

Weakness

  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Source file

pypi/bikeshed/CVE-2021-23422.yml

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