CVE-2014-9148 in Fiyo
Summary
by MITRE
Fiyo CMS 2.0.1.8 allows remote attackers to bypass intended access restrictions and execute the (1) "Install and Update" or (2) Backup super administrator function via the view parameter in a direct request to fiyo/dapur.
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Analysis
by VulDB Data Team • 01/27/2025
The vulnerability identified as CVE-2014-9148 affects Fiyo CMS version 2.0.1.8 and represents a critical access control flaw that undermines the security architecture of the content management system. This issue stems from insufficient input validation and authentication checks within the administrative interface, specifically in the fiyo/dapur directory where the vulnerable view parameter is processed. The vulnerability allows remote attackers to escalate their privileges and execute privileged functions without proper authorization, fundamentally compromising the integrity and confidentiality of the CMS environment.
The technical implementation of this vulnerability resides in the improper handling of the view parameter within the administrative controller. When a malicious actor submits a direct request to the fiyo/dapur endpoint with a crafted view parameter, the system fails to verify whether the requesting user possesses the necessary privileges to access or execute the targeted super administrator functions. This weakness creates a path for privilege escalation attacks where unauthenticated or low-privilege users can bypass the intended access controls and gain access to critical administrative operations. The vulnerability specifically affects two high-impact functions: the "Install and Update" capability that allows modification of the system's core components, and the Backup super administrator function that enables data extraction and potential system compromise through backup file manipulation.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it provides attackers with the ability to fundamentally alter the CMS environment and potentially compromise the entire system. Successful exploitation could enable attackers to install malicious plugins or themes that persist across system restarts, update core components with backdoored versions, or extract sensitive backup data that may contain database credentials, user information, or other confidential system details. The remote nature of the attack means that exploitation can occur from any location without requiring physical access to the system, making it particularly dangerous for web applications that are publicly accessible. This vulnerability directly maps to CWE-285, which addresses improper authorization in software systems, and aligns with ATT&CK technique T1078 for valid accounts and T1059 for command and scripting interpreter, as attackers could leverage this access to execute further malicious activities.
Mitigation strategies for CVE-2014-9148 should prioritize immediate patching of the affected Fiyo CMS version to the latest available release that addresses the authentication bypass vulnerability. Organizations should implement network-level restrictions to limit access to administrative endpoints such as fiyo/dapur to trusted IP addresses only, while also enforcing strong authentication mechanisms including multi-factor authentication for administrative accounts. Additional defensive measures include implementing web application firewalls to monitor and filter requests to administrative interfaces, conducting regular security audits of administrative access logs, and establishing network segmentation to isolate critical administrative functions from public-facing web servers. Security monitoring should focus on detecting unusual patterns in administrative access attempts, particularly requests containing unexpected view parameter values or access to privileged functions from unauthorized sources, as these could indicate exploitation attempts targeting this specific vulnerability.