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CVE-2021-22970GHSA-GQPW-9Q54-9X28

Concrete CMS (formerly concrete5) versions 8.5.6 and below and version 9.0.0 allow local IP importing causing the system to be vulnerable to

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 8.5.7
None on Exploit-DB, Metasploit or GitHub

Summary

Concrete CMS (formerly concrete5) versions 8.5.6 and below and version 9.0.0 allow local IP importing causing the system to be vulnerable toa. SSRF attacks on the private LAN servers by reading files from the local LAN. An attacker can pivot in the private LAN and exploit local network appsandb. SSRF Mitigation Bypass through DNS RebindingConcrete CMS security team gave this a CVSS score of 3.5 AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:NConcrete CMS is maintaining Concrete version 8.5.x until 1 May 2022 for security fixes.This CVE is shared with HackerOne Reports https://hackerone.com/reports/1364797 and https://hackerone.com/reports/1360016Reporters: Adrian Tiron from FORTBRIDGE (https://www.fortbridge.co.uk/ ) and Bipul Jaiswal

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • n/a https://github.com/concrete5/concrete5

    Version range not reported

  • concrete5/corePackagist

    fixed in 8.5.7

References 3

documentation.concretecms.org

hackerone.com