WP Limit Login Attempts <= 2.6.4 - IP Spoofing to Protection Mechanism Bypass

6.5
Use of Less Trusted Source
CVE CVE-2022-4303
CVSS 6.5 (Medium)
Publicly Published December 27, 2022
Last Updated January 22, 2024
Researcher Daniel Ruf

Description

The WP Limit Login Attempts plugin for WordPress is vulnerable to IP Address Spoofing in versions up to, and including, 2.6.4. This is due to the plugin prioritizing obtaining a visitor's IP address from a spoofable HTTP header over PHP's REMOTE_ADDR. Attackers can supply a header with with a different IP Address that can be used to bypass settings that may have blocked out an IP address.

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Vulnerability Details for WP Limit Login Attempts

Software Type Plugin
Software Slug wp-limit-login-attempts (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 2.6.4

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