CVE-2026-110540 in PowerProtect Data Domain Management Center
Summary
by MITRE • 10/28/2026
Dell PowerProtect Data Domain Management Center, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain a Missing Authorization vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Unauthorized operation.
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Analysis
by VulDB Data Team • 10/28/2026
The Dell PowerProtect Data Domain Management Center software contains a critical security flaw classified as a missing authorization vulnerability within its web-based management interface. This defect affects multiple version ranges including Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, and LTS2026 release versions 8.6.1.0 through 8.6.1.20. The core issue stems from the application failing to enforce proper access control checks on specific API endpoints or administrative functions before processing user requests. Consequently, the system does not adequately verify whether a requesting entity possesses the necessary privileges to perform the action being requested, allowing any authenticated user with low-level permissions to bypass intended restrictions and execute operations reserved for higher-privileged administrators.
From a technical perspective, this vulnerability aligns closely with CWE-269 Improper Privilege Management and specifically CWE-862 Missing Authorization as defined by the Common Weakness Enumeration standards. The flaw typically manifests when the backend logic relies on client-side controls or fails to validate session tokens against role-based access control policies for sensitive operations such as system configuration changes, user management tasks, or data retention policy modifications. An attacker with remote network access can exploit this gap by crafting specific HTTP requests that target these unprotected endpoints. Since the vulnerability requires only low-privileged credentials, it significantly lowers the barrier to entry for exploitation compared to vulnerabilities requiring administrative access initially.
The operational impact of exploiting this missing authorization flaw is severe and potentially catastrophic for data integrity and availability. An attacker could use unauthorized operations to modify critical system settings, delete backup jobs, alter retention policies, or even escalate privileges by creating new administrator accounts if the application logic permits such actions through unvalidated endpoints. This leads directly to a loss of confidentiality, integrity, and availability depending on the specific operation executed. In enterprise environments where PowerProtect Data Domain serves as a primary data protection solution, unauthorized changes could result in permanent data loss, inability to restore critical systems during disaster recovery scenarios, or exposure of sensitive backup contents if access controls are further compromised through this initial foothold.
This vulnerability maps to several techniques within the MITRE ATT&CK framework for enterprise environments. It is primarily associated with T1078 Valid Accounts and specifically T1098.004 SSH Authorized Keys Manipulation or general account manipulation tactics where an attacker leverages existing low-privilege credentials to perform actions outside their intended scope. Furthermore, if the exploitation leads to privilege escalation, it may relate to T1068 Exploitation for Privilege Escalation. The ability of a remote actor with minimal access to alter system state underscores the importance of strict separation of duties and rigorous validation of user roles at every layer of the application stack rather than relying solely on perimeter defenses or initial authentication success.
Mitigation strategies must focus on immediate patching and enhanced monitoring until updates are applied. Dell has released software patches that address this authorization bypass by implementing robust server-side access control checks for all administrative functions. Administrators should immediately upgrade their PowerProtect Data Domain Management Center instances to a version outside the affected ranges, ensuring they select the latest stable release recommended by Dell Technologies support channels. In addition to patching, organizations should enforce strict network segmentation policies to limit remote access to management interfaces only from trusted IP addresses and utilize multi-factor authentication for all administrative accounts. Regular auditing of user activity logs is also advised to detect any anomalous behavior indicative of exploitation attempts targeting these previously unprotected endpoints.