CVE-2024-8430 in Spice Starter Sites Plugin
Summary
by MITRE • 10/01/2024
The Spice Starter Sites plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the spice_starter_sites_importer_creater function in all versions up to, and including, 1.2.5. This makes it possible for unauthenticated attackers to import demo content.
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Analysis
by VulDB Data Team • 10/02/2024
The vulnerability identified as CVE-2024-8430 affects the Spice Starter Sites plugin for WordPress, representing a critical security flaw that undermines the integrity of WordPress installations. This vulnerability stems from a missing capability check within the spice_starter_sites_importer_creater function, which operates without proper authentication or authorization validation. The flaw exists in all versions of the plugin up to and including version 1.2.5, making it a widespread concern for WordPress users who have installed this particular plugin. The absence of proper access controls creates an exploitable condition that allows unauthenticated attackers to perform unauthorized data modification operations.
The technical implementation of this vulnerability demonstrates a clear violation of the principle of least privilege, where the plugin function fails to verify whether the requesting user possesses the necessary permissions to execute the content import operation. This missing capability check represents a fundamental flaw in the plugin's access control mechanism, enabling any visitor to the website to trigger the import functionality without requiring administrative credentials or user authentication. The vulnerability specifically targets the content import process, which typically requires elevated privileges to modify site data, yet the plugin fails to enforce these security measures.
From an operational perspective, this vulnerability poses significant risks to WordPress website owners and their users. An unauthenticated attacker can leverage this flaw to import malicious demo content, potentially including harmful scripts, malware, or unauthorized modifications to the site's structure and functionality. The implications extend beyond simple content modification, as the imported content could contain backdoors, phishing elements, or other malicious components designed to compromise the entire WordPress installation. This vulnerability essentially provides a backdoor mechanism for attackers to gain unauthorized access to the site's content management capabilities, potentially leading to complete site compromise.
The vulnerability aligns with CWE-863, which addresses "Incorrect Authorization" and represents a failure to properly validate user privileges before allowing access to restricted functions. This flaw also corresponds to techniques described in the MITRE ATT&CK framework under the T1078.004 sub-technique for Valid Accounts, where attackers exploit missing access controls to gain unauthorized access to systems. The missing capability check creates an attack surface that allows adversaries to escalate their privileges through the plugin interface, potentially leading to persistent access and further compromise of the WordPress environment.
Mitigation strategies for this vulnerability should focus on immediate remediation through plugin updates to the latest available version that addresses the capability check issue. WordPress administrators should also implement additional security measures such as restricting access to plugin directories, implementing web application firewalls, and monitoring for unauthorized import activities. Regular security audits of installed plugins should be conducted to identify similar access control flaws, while multi-factor authentication should be enabled for all administrative accounts to reduce the risk of unauthorized access. The vulnerability underscores the critical importance of proper access control implementation in web applications and the necessity of regular security assessments to identify and remediate such critical flaws before they can be exploited by malicious actors.