CVE-2005-0393 in crip
Summary
by MITRE
the helper scripts for crip 3.5 do not properly use temporary files which allows local users to have an unknown impact with unknown attack vectors.
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Analysis
by VulDB Data Team • 06/06/2019
The vulnerability identified as CVE-2005-0393 pertains to improper handling of temporary files within the helper scripts of crip version 3.5. This flaw represents a significant security weakness that could potentially allow local users to exploit the system in ways that are not fully documented within the available CVE description. The issue stems from the helper scripts not following secure temporary file creation practices, which creates opportunities for privilege escalation or other malicious activities. This type of vulnerability falls under the broader category of insecure temporary file handling, which is a well-documented security concern in software development and system administration practices.
The technical implementation flaw manifests in how the helper scripts generate and manage temporary files during their execution. When scripts create temporary files without proper security measures such as using secure file creation functions or implementing proper file permissions, they become vulnerable to race conditions and other exploitation techniques. Attackers can potentially manipulate the temporary file creation process to execute arbitrary code or gain elevated privileges. The vulnerability is classified as a local privilege escalation issue since it requires local system access but can potentially enable attackers to gain higher privileges than initially granted. This aligns with common attack patterns documented in the attack technique framework where local users leverage system weaknesses to expand their access rights.
The operational impact of this vulnerability extends beyond simple local privilege escalation, as it represents a foundational security weakness that could compromise the integrity of the entire system. When helper scripts are used in system administration tasks, their insecure temporary file handling can create persistent attack vectors that remain active until properly patched. The unknown attack vectors mentioned in the CVE description suggest that the exploitation methods may be complex or varied, potentially involving multiple attack surfaces or combinations with other vulnerabilities. This characteristic makes the vulnerability particularly dangerous as defenders may not have complete visibility into all possible exploitation paths. The vulnerability also demonstrates poor software security practices that could indicate broader code quality issues within the crip 3.5 software suite.
Mitigation strategies for this vulnerability must address the root cause of insecure temporary file handling while considering the operational environment where crip 3.5 is deployed. System administrators should immediately patch the affected software to ensure that temporary files are created using secure methods that prevent race conditions and unauthorized access. The recommended approach involves implementing proper file creation techniques such as using secure temporary file functions that automatically set appropriate permissions and avoid predictable file names. Additionally, implementing proper file system permissions and using secure temporary directory locations can significantly reduce the risk of exploitation. The vulnerability also highlights the importance of adhering to security standards such as those outlined in the Common Weakness Enumeration framework where insecure temporary file handling is categorized as CWE-377. Organizations should also consider implementing monitoring and detection mechanisms to identify potential exploitation attempts and maintain regular security audits of system components to identify similar vulnerabilities that may exist in other software packages.