CVE-2009-2682 in HP-UX
Summary
by MITRE
Unspecified vulnerability in Role-Based Access Control (RBAC) in HP HP-UX B.11.23 and B.11.31 allows local users to bypass intended access restrictions via unknown vectors.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 04/06/2025
The vulnerability identified as CVE-2009-2682 represents a critical security flaw within the Role-Based Access Control implementation of HP-UX operating systems version B.11.23 and B.11.31. This issue falls under the broader category of access control bypass vulnerabilities that can severely compromise system integrity and data confidentiality. The unspecified nature of the vulnerability vector makes it particularly concerning as it suggests potential for exploitation through multiple attack pathways that may not be immediately apparent to security professionals.
The technical flaw resides within the RBAC framework that governs user permissions and access privileges on HP-UX systems. Role-Based Access Control systems are designed to enforce the principle of least privilege by restricting user access based on their assigned roles within the organization. When this mechanism fails, local users can potentially escalate their privileges or access resources they should not be authorized to reach. The vulnerability specifically affects systems running HP-UX versions B.11.23 and B.11.31, which were part of the Unix-based operating system family widely used in enterprise environments for mission-critical applications.
From an operational impact perspective, this vulnerability creates significant risks for organizations relying on HP-UX systems for their core business operations. Local users who exploit this vulnerability can bypass intended access restrictions, potentially gaining unauthorized access to sensitive data, system configuration files, or administrative functions. The attack surface extends beyond simple privilege escalation as the vulnerability could enable attackers to manipulate system behavior, access confidential information, or disrupt normal system operations. Given that HP-UX systems are often deployed in financial services, healthcare, and government sectors, the potential consequences of such an exploit could be severe and far-reaching.
The security implications of CVE-2009-2682 align with CWE-284, which describes improper access control vulnerabilities that allow unauthorized users to gain access to resources or capabilities. This vulnerability also maps to ATT&CK technique T1078 which covers valid accounts and legitimate credentials for lateral movement and privilege escalation. Organizations should consider implementing comprehensive monitoring solutions to detect anomalous access patterns that might indicate exploitation attempts. The vulnerability's classification as local privilege escalation means that attackers typically need physical access or initial compromise through other attack vectors, but once achieved, the impact can be substantial.
Mitigation strategies should include immediate application of vendor security patches for HP-UX systems running the affected versions. System administrators should conduct thorough vulnerability assessments to identify all systems running B.11.23 and B.11.31 and implement additional access controls such as mandatory access controls, enhanced logging, and monitoring of privilege escalation attempts. Network segmentation and least privilege principles should be reinforced to minimize the potential impact of any successful exploitation. Regular security audits and access control reviews are essential to maintain system integrity and prevent unauthorized access through various attack vectors that may exploit this vulnerability. Organizations should also consider implementing behavioral analytics and anomaly detection systems to identify potential exploitation attempts before they can cause significant damage to their systems and data assets.