CVE-2004-2615 in CuteNews
Summary
by MITRE
the documentation for cutenews 1.3.6 and possibly other versions specifies that files under cutenews/data must be manually given world-writable permissions which allows local users to insert false news delete news and possibly gain privileges or have other unknown impact.
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Analysis
by VulDB Data Team • 06/30/2018
The vulnerability described in CVE-2004-2615 affects CuteNews version 1.3.6 and potentially other versions, presenting a critical security flaw in the file permission management system. This issue stems from the documentation's recommendation that files located within the cutenews/data directory must be manually configured with world-writable permissions. The fundamental problem lies in the improper privilege escalation mechanism that occurs when local users exploit these overly permissive file permissions, creating a dangerous attack vector that can be leveraged for unauthorized system access and data manipulation.
The technical flaw manifests through the manipulation of file permissions within the CuteNews application's data directory structure, specifically where the application's documentation explicitly suggests setting world-writable permissions on critical data files. This configuration creates a privilege escalation vulnerability that allows local attackers to perform unauthorized operations including inserting false news articles, deleting existing news items, and potentially gaining elevated privileges on the system. The vulnerability operates at the file system level where the application's security model fails to properly enforce access controls, enabling unauthorized modification of the news content database and associated metadata.
From an operational impact perspective, this vulnerability represents a significant threat to the integrity and availability of information managed by CuteNews applications. Local users who can manipulate the world-writable files can compromise the authenticity of news content, potentially leading to misinformation campaigns or complete data corruption. The potential for privilege escalation means that attackers could gain elevated system privileges, allowing them to execute arbitrary code, modify system files, or establish persistent backdoors. This vulnerability directly impacts the application's ability to maintain data integrity and can result in complete system compromise if exploited effectively. The issue affects not only the availability of legitimate news content but also creates potential for broader security breaches within the hosting environment.
The vulnerability aligns with CWE-276, which addresses improper file permissions, and represents a classic case of insecure default configuration where documentation inadvertently recommends dangerous security settings. This flaw also maps to ATT&CK technique T1068, which involves exploiting local system privileges to gain elevated access, and T1499, concerning the manipulation of information to disrupt availability or integrity. Organizations should immediately review and correct the file permissions on all CuteNews installations, ensuring that sensitive data directories are not configured with world-writable permissions. The recommended mitigations include implementing proper access controls through secure file permission settings, conducting regular security audits of file system configurations, and updating to patched versions of CuteNews where available. Additionally, system administrators should implement monitoring solutions to detect unauthorized modifications to critical application files and establish automated processes to verify and maintain appropriate file permissions across all deployed instances.