QID 730677

Date Published: 2022-12-27

QID 730677: phpBB Cross-Site Request Forgery (CSRF) Vulnerability

phpBB is an Internet forum package written in the PHP scripting language. Features of phpBB include support for multiple database engines, flat message structure, hierarchical sub-forums, topic split/merge/lock, user groups, multiple attachments per post, full-text search, plugins and various notification options.

phpBB 3.2.8 allows a CSRF attack that can approve pending group memberships.

Affected Versions:
phpBB version 3.2.8

QID Detection Logic (Unauthenticated):
The detection uses Blind Elephant for fingerprinting phpBB versions.

Successful exploitation of this vulnerability may allow remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website, such as approve pending group memberships or modify a group avatar.

  • CVSS V3 rated as High - 6.5 severity.
  • CVSS V2 rated as Medium - 4.3 severity.
    • Solution
    Customers are advised to upgrade to phpBB 3.2.9 or later versions to remediate these vulnerabilities.
    Vendor References

    CVEs related to QID 730677

    CVE-2020-5501 | CVE-2020-5502 |
    Software Advisories
    Advisory ID Software Component Link
    phpBB 3.2.9 URL Logo www.phpbb.com/community/viewtopic.php?f=14&t=2534536
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