CVE-2017-5802 in Vertica Analytics Platform
Summary
by MITRE
A Remote Gain Privileged Access vulnerability in HPE Vertica Analytics Platform version v4.1 and later was found.
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Analysis
by VulDB Data Team • 11/19/2025
The vulnerability identified as CVE-2017-5802 represents a critical remote privilege escalation flaw within the HPE Vertica Analytics Platform, affecting versions v4.1 and later. This security weakness allows remote attackers to gain elevated privileges on affected systems without requiring authentication, creating a severe risk for organizations relying on Vertica for data analytics and processing. The vulnerability stems from improper access controls and privilege management mechanisms within the platform's authentication and authorization framework. Attackers can exploit this flaw to execute arbitrary code with administrative privileges, potentially leading to complete system compromise and unauthorized access to sensitive data repositories.
The technical implementation of this vulnerability involves a flaw in the Vertica platform's privilege management system where certain administrative functions can be invoked remotely without proper authentication checks. This allows attackers to escalate their privileges from standard user access to system administrator level through carefully crafted remote requests. The vulnerability specifically affects the platform's handling of administrative operations and session management, creating a pathway for unauthorized users to bypass normal access controls. According to CWE classification, this vulnerability maps to CWE-284 which addresses improper access control mechanisms, and potentially CWE-798 which covers the use of hard-coded credentials or improper privilege management.
The operational impact of CVE-2017-5802 extends beyond simple privilege escalation to encompass complete system compromise and data exfiltration capabilities. Organizations utilizing Vertica for critical business intelligence, financial analytics, or operational data processing face significant risk exposure when this vulnerability remains unpatched. Attackers can leverage this flaw to manipulate database contents, extract sensitive information, modify system configurations, or establish persistent access points within the network. The remote nature of the exploit means that attackers can target vulnerable systems from anywhere on the internet without requiring physical access or prior credentials, making detection and prevention particularly challenging. This vulnerability directly aligns with ATT&CK technique T1068 which covers 'Exploitation for Privilege Escalation' and may also map to T1078 for 'Valid Accounts' and T1566 for 'Phishing' if attackers use social engineering to initially gain access before escalating privileges.
Mitigation strategies for CVE-2017-5802 require immediate patch application from HPE to address the underlying privilege escalation flaw. Organizations should implement network segmentation to limit exposure of Vertica systems to untrusted networks and apply firewall rules to restrict access to administrative ports. Regular security assessments and vulnerability scanning should be conducted to identify any remaining instances of the vulnerable software. System administrators should also implement monitoring solutions to detect unusual authentication patterns or privilege escalation attempts. The patching process must be carefully planned to avoid service disruption while ensuring complete remediation of the vulnerability. Additional defensive measures include disabling unnecessary administrative services, implementing multi-factor authentication for privileged access, and maintaining comprehensive audit logs to track access attempts and privilege changes. Organizations should also review their incident response procedures to ensure preparedness for potential exploitation of this vulnerability.