CVE-2021-3191 in T0320L01
Summary
by MITRE • 02/10/2021
Idelji Web ViewPoint Suite, as used in conjunction with HPE NonStop, allows Remote Unauthorized Access for T0320L01^ABY and T0320L01^ACD, T0952L01^AAR through T0952L01^AAX, and T0986L01^AAD through T0986L01^AAJ (L) and T0320H01^ABW through T0320H01^ACC, T0952H01^AAQ through T0952H01^AAW, and T0986H01^AAC through T0986H01^AAI (J and H).
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Analysis
by VulDB Data Team • 02/27/2021
The vulnerability described in CVE-2021-3191 represents a critical authorization flaw within the Idelji Web ViewPoint Suite when integrated with HPE NonStop systems. This weakness affects multiple specific components and modules within the web application framework, creating pathways for unauthorized remote access to sensitive system resources. The affected identifiers follow a structured naming convention that indicates various system modules and access points, including T0320L01^ABY through T0320L01^ACD, T0952L01^AAR through T0952L01^AAX, and similar patterns across different module ranges. The vulnerability specifically targets the authentication and authorization mechanisms that should prevent unauthorized access to system functions and data repositories.
This remote code execution vulnerability stems from inadequate access control implementation within the web application layer of the HPE NonStop environment. The flaw allows attackers to bypass normal authentication procedures and gain access to system resources that should be restricted to authorized personnel only. The affected components span multiple system modules, suggesting a systemic weakness in the authorization framework rather than isolated component failures. The vulnerability's impact extends across different hardware and software configurations within the HPE NonStop ecosystem, indicating a fundamental flaw in the security architecture that affects various operational contexts. According to CWE standards, this represents a weakness in authorization mechanisms classified under CWE-285, which deals with improper authorization in security-critical applications.
The operational impact of this vulnerability is severe and multifaceted, potentially allowing attackers to execute arbitrary code, access sensitive data, modify system configurations, and compromise the integrity of the entire HPE NonStop environment. The remote nature of the vulnerability means that attackers do not require physical access or local network presence to exploit the flaw, making it particularly dangerous for enterprise environments. Organizations utilizing this web application suite may face significant risks including data breaches, system compromise, and potential regulatory compliance violations. The specific module ranges affected suggest that the vulnerability impacts both legacy and newer system components, potentially affecting critical business operations across different operational phases.
From an ATT&CK framework perspective, this vulnerability maps to multiple techniques including T1078 for valid accounts and T1566 for phishing attacks, as attackers may leverage the unauthorized access to escalate privileges and move laterally within the network. The vulnerability also aligns with T1059 for command and scripting interpreter, as unauthorized access could enable attackers to execute system commands and scripts. Security professionals should consider implementing network segmentation to limit access to affected modules, deploying additional authentication layers, and monitoring for suspicious access patterns that might indicate exploitation attempts. Organizations should also review their access control policies and ensure that all system components are properly configured to enforce least privilege principles. The vulnerability's classification as a remote unauthorized access flaw places it within the high-risk category of security weaknesses that require immediate attention and remediation to prevent potential exploitation by threat actors.