CVE-2018-0572 in BaserCMS
Summary
by MITRE
baserCMS (baserCMS 4.1.0.1 and earlier versions, baserCMS 3.0.15 and earlier versions) allows remote authenticated attackers to bypass access restriction to view or alter a restricted content via unspecified vectors.
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Analysis
by VulDB Data Team • 03/28/2023
The vulnerability identified as CVE-2018-0572 affects baserCMS versions up to 4.1.0.1 and 3.0.15, representing a critical access control flaw that permits authenticated attackers to circumvent security restrictions. This issue manifests through unspecified vectors within the content management system's authorization mechanisms, creating a significant risk for organizations relying on baserCMS for their web presence and content management operations. The vulnerability specifically targets the system's ability to enforce proper access controls, allowing unauthorized actions on restricted content that should only be accessible to authorized users with appropriate privileges.
The technical nature of this vulnerability stems from inadequate validation of user permissions and access control checks within the baserCMS framework. Attackers who have already gained authentication credentials can exploit this flaw to access content that they should not be authorized to view or modify. This represents a failure in the principle of least privilege and demonstrates weaknesses in the application's authorization logic. The unspecified vectors suggest that the vulnerability may be present across multiple access points or functions within the CMS, potentially affecting various content types and administrative features. This type of flaw commonly falls under CWE-285, which addresses improper authorization within software systems, and aligns with ATT&CK technique T1078 for valid accounts and T1566 for credential access through exploitation of application vulnerabilities.
The operational impact of CVE-2018-0572 extends beyond simple data exposure, as attackers can potentially alter restricted content, leading to data integrity compromises and possible reputational damage. Organizations using affected baserCMS versions face risks including unauthorized content modification, information disclosure, and potential escalation of privileges. The vulnerability's remote nature means attackers do not require physical access to the system and can exploit it from any location with valid credentials, making it particularly dangerous in environments where multiple users have access to the CMS. This flaw could enable attackers to manipulate website content, modify user permissions, or access sensitive data that should remain restricted to authorized personnel only.
Mitigation strategies for CVE-2018-0572 focus primarily on upgrading to patched versions of baserCMS where available, as this represents the most effective solution to address the underlying authorization flaws. Organizations should implement comprehensive access control reviews and conduct thorough security testing to identify potential additional vectors that may be affected by similar issues. Network segmentation and monitoring of CMS access patterns can help detect anomalous behavior that might indicate exploitation attempts. Security teams should also consider implementing additional authentication measures such as multi-factor authentication and regular access control audits to minimize the impact of potential credential compromise. The vulnerability highlights the importance of maintaining current software versions and conducting regular security assessments to identify and remediate authorization-related weaknesses in web applications.