CVE-2011-1730 in OpenView Storage Data Protector
Summary
by MITRE
Stack-based buffer overflow in OmniInet.exe in the Backup Client Service in HP OpenView Storage Data Protector 6.00, 6.10, and 6.11 allows remote attackers to execute arbitrary code via a malformed EXEC_SCRIPT message.
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Analysis
by VulDB Data Team • 12/28/2024
The vulnerability identified as CVE-2011-1730 represents a critical stack-based buffer overflow flaw in the OmniInet.exe component of HP OpenView Storage Data Protector backup client service. This vulnerability affects versions 6.00, 6.10, and 6.11 of the storage protection software, creating a significant security risk for organizations relying on HP's data protection solutions. The flaw manifests when the system processes a malformed EXEC_SCRIPT message, which can be transmitted remotely, making it particularly dangerous in networked environments where unauthorized access is possible. The buffer overflow occurs within the OmniInet.exe process, which serves as the communication interface for the backup client service, allowing attackers to potentially gain unauthorized system access.
The technical implementation of this vulnerability stems from inadequate input validation within the EXEC_SCRIPT message handling mechanism. When the backup client service receives a specially crafted message containing excessive data in the script execution field, it fails to properly bounds-check the incoming data before copying it to a fixed-size stack buffer. This classic buffer overflow condition enables attackers to overwrite adjacent stack memory locations, potentially corrupting the program's execution flow. The vulnerability specifically aligns with CWE-121, which describes stack-based buffer overflow conditions where insufficient bounds checking allows attackers to overwrite stack data. The attack vector is remote, meaning that an unauthenticated attacker can exploit this vulnerability from outside the network perimeter, making it particularly attractive to threat actors seeking unauthorized system access.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with potential full system compromise capabilities. Successful exploitation could enable attackers to execute arbitrary code with the privileges of the OmniInet.exe process, which typically runs with elevated permissions. This privilege escalation capability, combined with the remote attack surface, allows threat actors to establish persistent access to backup infrastructure, potentially leading to data exfiltration, system disruption, or further lateral movement within the network. The backup infrastructure represents a prime target for attackers due to its critical role in data protection and recovery operations, making this vulnerability particularly concerning for enterprise environments where data integrity and availability are paramount. Organizations using affected versions of HP OpenView Storage Data Protector face significant risk of unauthorized access and potential data breaches.
Mitigation strategies for CVE-2011-1730 should prioritize immediate patch deployment from HP, as the vendor likely released security updates addressing this specific buffer overflow condition. Network segmentation and firewall rules should be implemented to restrict access to the backup client service ports, limiting exposure to unauthorized network traffic. The principle of least privilege should be enforced by running the OmniInet.exe process with minimal required permissions and implementing additional monitoring for suspicious EXEC_SCRIPT message patterns. Security professionals should also consider implementing intrusion detection systems capable of identifying malformed network traffic patterns associated with this vulnerability. The ATT&CK framework categorizes this type of vulnerability under T1203, which describes exploitation of remote services, and T1059, covering command and scripting interpreters, as attackers may leverage the executed code for further system compromise. Organizations should conduct thorough vulnerability assessments to identify all instances of affected software and establish monitoring procedures to detect potential exploitation attempts. Additionally, regular security updates and patch management procedures should be strengthened to prevent similar vulnerabilities from being introduced in the future, particularly focusing on input validation and memory safety practices in network services.