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  5. CVE-2022-21829

CVE-2022-21829: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

June 25, 2022 (updated June 29, 2022)

Concrete CMS Versions 9.0.0 through 9.0.2 and 8.5.7 and below can download zip files over HTTP and execute code from those zip files which could lead to an RCE. Fixed by enforcing ‘concrete_secure’ instead of ‘concrete’. Concrete now only makes requests over https even a request comes in via http. Concrete CMS security team ranked this 8 with CVSS v3.1 vector: AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Credit goes to Anna for reporting HackerOne 1482520.

References

  • documentation.concretecms.org/developers/introduction/version-history/858-release-notes
  • documentation.concretecms.org/developers/introduction/version-history/910-release-notes
  • github.com/advisories/GHSA-6xc4-7fmm-65q2
  • hackerone.com/reports/1482520
  • nvd.nist.gov/vuln/detail/CVE-2022-21829

Code Behaviors & Features

Detect and mitigate CVE-2022-21829 with GitLab Dependency Scanning

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Affected versions

All versions before 8.5.8, all versions starting from 9.0.0 before 9.1.0

Fixed versions

  • 8.5.8
  • 9.1.0

Solution

Upgrade to versions 8.5.8, 9.1.0 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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')

Source file

packagist/concrete5/core/CVE-2022-21829.yml

Spotted a mistake? Edit the file on GitLab.

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