Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File Deletion

9.8
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE CVE-2023-6972
CVSS 9.8 (Critical)
Publicly Published December 22, 2023
Last Updated April 15, 2024
Researcher Hiroho Shimada

Description

The Backup Migration plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 1.3.9 via the 'content-backups' and 'content-name', 'content-manifest', or 'content-bmitmp' and 'content-identy' HTTP headers. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible.

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Vulnerability Details for Backup Migration

Software Type Plugin
Software Slug backup-backup (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.4.0, or a newer patched version
Affected Version
  • <= 1.3.9
Patched Version
  • 1.4.0

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