CVE-2016-2004 in Data Protector
Summary
by MITRE
HPE Data Protector before 7.03_108, 8.x before 8.15, and 9.x before 9.06 allows remote attackers to execute arbitrary code via unspecified vectors.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 11/03/2024
The vulnerability identified as CVE-2016-2004 affects HPE Data Protector software across multiple version ranges including pre-7.03_108, 8.x pre-8.15, and 9.x pre-9.06. This critical security flaw represents a remote code execution vulnerability that enables attackers to gain unauthorized control over affected systems. The unspecified vectors suggest that the vulnerability may involve multiple attack surfaces within the Data Protector application, potentially including network protocols, input validation mechanisms, or authentication processes. Such vulnerabilities are particularly dangerous in backup and recovery environments where systems often have elevated privileges and access to sensitive organizational data. The impact extends beyond simple system compromise as Data Protector instances typically manage critical backup operations and may contain credentials, configuration details, and access controls for entire enterprise environments. This vulnerability aligns with CWE-119 which describes weaknesses in memory management and buffer overflows that can lead to arbitrary code execution. The attack surface is further expanded when considering that Data Protector systems often operate in enterprise networks where they may be exposed to external networks or accessible through various attack vectors including unpatched network services or misconfigured firewalls.
The technical nature of this vulnerability allows remote attackers to execute arbitrary code without requiring authentication or local access, making it particularly severe from a cybersecurity perspective. The unspecified vectors suggest that the flaw may involve multiple potential attack paths including network protocol implementations, web interfaces, or service endpoints that process user input. This characteristic places the vulnerability in the ATT&CK framework under the T1059 technique category for command and scripting interpreter, as successful exploitation would likely involve executing malicious commands through the compromised system. The vulnerability's presence in multiple major version lines indicates a fundamental flaw in the software architecture that was not properly addressed across the product lifecycle. Organizations utilizing these older versions face significant risk as the vulnerability could be exploited by threat actors to establish persistent access, escalate privileges, or deploy additional malware within the network environment. The remote nature of the attack means that exploitation can occur from anywhere on the internet, making it extremely difficult to defend against through traditional network segmentation approaches.
The operational impact of CVE-2016-2004 extends far beyond immediate system compromise, as Data Protector systems serve as critical infrastructure components for enterprise backup and disaster recovery operations. When compromised, attackers can potentially access backup repositories containing sensitive organizational data, credentials, and system configurations that could be used for further attacks or data exfiltration. The vulnerability creates opportunities for attackers to manipulate backup operations, potentially corrupting backup data or creating false backup records that could hinder recovery efforts during actual incidents. Organizations may experience significant business disruption if backup systems are compromised, as this could result in loss of critical data recovery capabilities or forced reliance on manual recovery processes. The vulnerability also poses risks to compliance requirements, as compromised backup systems may not maintain proper audit trails or data integrity measures that are essential for regulatory compliance. From a defensive standpoint, the presence of such a vulnerability in widely deployed enterprise backup software means that organizations must urgently implement remediation measures and consider broader network security improvements to prevent exploitation.
Mitigation strategies for CVE-2016-2004 should prioritize immediate software updates to the latest available patches for HPE Data Protector versions. Organizations should implement network segmentation to limit access to Data Protector services and consider restricting external access to these systems. Security monitoring should be enhanced to detect unusual network activity or unauthorized access attempts to backup systems. The vulnerability's classification as a remote code execution flaw necessitates comprehensive network security controls including firewalls, intrusion detection systems, and network access controls. Organizations should also conduct thorough vulnerability assessments to identify any additional systems that may be running affected versions of the software. The remediation process should include not only patching but also reviewing and updating access controls, implementing multi-factor authentication where possible, and establishing incident response procedures specifically for backup system compromises. Given the ATT&CK framework implications, organizations should also consider implementing behavioral analytics and anomaly detection to identify potential exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to ensure that similar vulnerabilities are not present in other enterprise systems or applications that may have similar attack surfaces or architectural patterns.