CVE-2012-3385 in WordPress
Summary
by MITRE
WordPress before 3.4.1 does not properly restrict access to post contents such as private or draft posts, which allows remote authors or contributors to obtain sensitive information via unknown vectors.
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Analysis
by VulDB Data Team • 12/06/2021
The vulnerability identified as CVE-2012-3385 represents a critical access control flaw within WordPress versions prior to 3.4.1 that fundamentally undermines the platform's content security model. This weakness specifically targets the system's ability to enforce authorization controls over private and draft content, creating a scenario where unauthorized users can bypass normal access restrictions and gain visibility into sensitive post materials. The vulnerability affects WordPress installations that have not been updated to version 3.4.1 or later, leaving millions of websites exposed to potential information disclosure risks.
The technical implementation of this vulnerability stems from insufficient validation mechanisms within WordPress's post access control system. When users with limited privileges such as authors or contributors attempt to access posts, the system fails to properly verify their authorization level against the content's security settings. This flaw operates through unknown vectors that likely involve manipulation of API endpoints or direct access attempts to post resources without proper authentication checks. The vulnerability essentially allows users to exploit gaps in the permission model that should normally prevent unauthorized access to content marked as private or in draft status, creating a pathway for sensitive information leakage.
From an operational perspective, this vulnerability presents significant risks to organizations relying on WordPress for content management, particularly those handling confidential or proprietary information. Remote attackers who can register as authors or contribute to a WordPress site can potentially access private posts, draft content, or other restricted materials that should only be visible to administrators or designated personnel. The impact extends beyond simple information disclosure to include potential data exfiltration, competitive intelligence theft, and compliance violations. Organizations may experience reputational damage, regulatory penalties, and loss of competitive advantage when sensitive content becomes accessible to unauthorized parties.
The vulnerability aligns with CWE-284, which addresses improper access control issues in software systems, and demonstrates how inadequate privilege enforcement can create security breaches. From an ATT&CK framework perspective, this vulnerability maps to techniques involving privilege escalation and credential access, as attackers can leverage their limited user permissions to gain access to restricted content. Organizations should implement immediate mitigations including mandatory WordPress updates to version 3.4.1 or later, thorough review of user permissions and roles, and monitoring for unauthorized access attempts. Additionally, network segmentation, logging of access attempts, and regular security audits can help detect and prevent exploitation of this vulnerability while maintaining operational continuity.