CVE-2011-0270 in OpenView Network Node Manager
Summary
by MITRE
Format string vulnerability in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows remote attackers to execute arbitrary code via format string specifiers in input data that involves an invalid template name.
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Analysis
by VulDB Data Team • 12/01/2024
The vulnerability identified as CVE-2011-0270 represents a critical format string flaw within HP OpenView Network Node Manager version 7.51 and 7.53. This issue specifically affects the nnmRptConfig.exe component which handles report configuration functionality. The vulnerability arises from improper input validation when processing template names, creating an opportunity for remote code execution through crafted format string specifiers. The flaw exists in the way the application processes user-supplied data without adequate sanitization, allowing malicious actors to inject format specifiers that can manipulate memory operations.
This vulnerability operates at the application layer and falls under the Common Weakness Enumeration category CWE-134 which specifically addresses the use of format strings inappropriately. The attack vector is remote, meaning that adversaries can exploit this weakness without requiring physical access to the target system. The vulnerability is particularly concerning because it allows for arbitrary code execution, which represents a severe privilege escalation path that could enable full system compromise. Attackers can leverage format string vulnerabilities to overwrite memory locations, execute malicious code, or cause denial of service conditions.
The operational impact of CVE-2011-0270 extends beyond simple exploitation as it affects network management infrastructure that is critical for enterprise operations. HP OpenView Network Node Manager serves as a foundational component for network monitoring and management, making systems running affected versions particularly attractive targets for attackers seeking to gain persistent access to network infrastructure. The vulnerability's remote exploitability means that attackers can target these systems from outside the network perimeter, potentially compromising entire enterprise networks that rely on proper network monitoring capabilities. This creates a significant risk for organizations that depend on the integrity and availability of their network management systems.
Mitigation strategies for this vulnerability should include immediate patching of affected HP OpenView Network Node Manager installations to the latest security updates provided by HP. Organizations should also implement network segmentation to limit access to critical network management systems, ensuring that only authorized personnel can interact with these components. Additional protective measures include disabling unnecessary network services, implementing strict input validation on all user-facing applications, and monitoring for suspicious network traffic patterns that may indicate exploitation attempts. The vulnerability demonstrates the importance of proper input validation and memory management practices as outlined in the ATT&CK framework under the technique of command and control communication. Organizations should also consider implementing intrusion detection systems that can identify potential format string exploitation attempts and maintain comprehensive backup and recovery procedures to mitigate potential damage from successful exploits.