CVE-2024-30522 in Newsletter Plugin
Summary
by MITRE • 05/17/2024
Authentication Bypass by Spoofing vulnerability in Stefano Lissa & The Newsletter Team Newsletter allows Functionality Bypass.This issue affects Newsletter: from n/a through 8.2.0.
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Analysis
by VulDB Data Team • 05/17/2024
The vulnerability identified as CVE-2024-30522 represents a critical authentication bypass flaw that exploits spoofing techniques to circumvent the security controls of the Newsletter plugin version 8.2.0 and earlier. This issue resides within the authentication mechanism of the Stefano Lissa & The Newsletter Team Newsletter software, creating a pathway for unauthorized users to gain access to protected functionality without proper credentials. The vulnerability specifically targets the plugin's ability to verify user identity and authorization status, allowing malicious actors to manipulate the authentication flow through spoofing methods that exploit trust relationships within the system.
The technical implementation of this authentication bypass occurs through spoofing mechanisms that manipulate the plugin's authentication checks, potentially leveraging weaknesses in how the system validates user credentials or session states. This type of vulnerability falls under the CWE-287 category of Authentication Bypass, where the system fails to properly verify the identity of users attempting to access protected resources. The vulnerability's impact extends beyond simple unauthorized access, as it enables functionality bypass that allows attackers to execute privileged operations within the plugin's administrative interface or access restricted content that should only be available to authenticated users with appropriate permissions.
The operational consequences of this vulnerability are significant for any organization using the affected Newsletter plugin version, as it provides attackers with elevated privileges that could lead to complete system compromise. An attacker exploiting this vulnerability could potentially modify newsletter content, create or delete subscribers, access sensitive user data, or manipulate the plugin's core functionality. The attack vector likely involves manipulating HTTP headers, session tokens, or other authentication-related parameters that the plugin uses to determine user authorization status, effectively allowing unauthorized access to administrative features.
Security practitioners should prioritize immediate remediation of this vulnerability by upgrading to version 8.2.1 or later, which contains the necessary patches to address the spoofing mechanisms that enable the authentication bypass. Organizations should also implement network segmentation and monitoring to detect suspicious authentication patterns that might indicate exploitation attempts. The vulnerability aligns with ATT&CK technique T1078.004 which covers valid accounts and T1566.002 which involves spearphishing with links, as attackers might use this vulnerability to establish persistent access through spoofed authentication mechanisms. Additional mitigations include implementing multi-factor authentication, restricting administrative access through firewalls, and conducting regular security audits of plugin configurations to ensure proper access controls remain in place.