CVE-2024-3242
Brizy – Page Builder に報告された脆弱性
概要
The Brizy – Page Builder plugin for WordPress is vulnerable to arbitrary file uploads due to missing file extension validation in the validateImageContent function called via storeImages in all versions up to, and including, 2.4.43. This makes it possible for authenticated attackers, with contributor access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible. Version 2.4.44 prevents the upload of files ending in .sh and .php. Version 2.4.45 fully patches the issue.
影響を受けるバージョン
- 2.4.45 未満
対処方法
Brizy – Page Builder を 2.4.45 以降に更新してください。これで本脆弱性は解消します。
あなたのサイトは大丈夫ですか?
URLを入力するだけで、実際に使われているプラグインを検出し、 このデータベースと突き合わせて既知の脆弱性が残っていないかを確認できます。登録不要・無料です。
30秒で無料診断する参照
- https://plugins.trac.wordpress.org/browser/brizy/trunk/editor/zip/archiver.php#L264
- https://plugins.trac.wordpress.org/browser/brizy/trunk/editor/zip/archiver.php#L547
- https://plugins.trac.wordpress.org/changeset/3086506/brizy/trunk/editor/zip/archiver.php
- https://plugins.trac.wordpress.org/changeset/3112878/brizy/trunk?contextall=1&old=3086506&old_path=%2Fbrizy%2Ftrunk
- https://www.wordfence.com/threat-intel/vulnerabilities/id/a414de0a-ae44-4955-bd25-ec6ad7860835?source=cve
- https://plugins.trac.wordpress.org/browser/brizy/trunk/editor/zip/archiver.php#L264
- https://plugins.trac.wordpress.org/browser/brizy/trunk/editor/zip/archiver.php#L547
- https://plugins.trac.wordpress.org/changeset/3086506/brizy/trunk/editor/zip/archiver.php