CVE-2026-67275 in PowerProtect One
Summary
by MITRE • 08/26/2026
Dell PowerProtect One, versions 20.1.0.0 and below, contain a Reliance on Insufficiently Trustworthy Component vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Cache poisoning.
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Analysis
by VulDB Data Team • 08/26/2026
The identified security flaw in Dell PowerProtect One, specifically affecting versions 20.1.0.0 and earlier, represents a critical failure in the integrity of component trust relationships within the application architecture. This vulnerability is classified under CWE-384, which denotes Reliance on Insufficiently Trustworthy Components. The core technical issue stems from the system's reliance on external or internal components that have not been adequately verified for authenticity and integrity before execution or data processing. In modern software ecosystems, applications frequently depend on third-party libraries, dynamic link libraries, or remote services to function correctly. When these dependencies are not rigorously validated against known good hashes or digital signatures, the application becomes susceptible to substitution attacks where an attacker replaces a legitimate component with a malicious one that performs identical functions but includes hidden exploit code.
From an operational perspective, this vulnerability allows for cache poisoning, which significantly alters how the system stores and retrieves data in its temporary memory structures. Cache poisoning occurs when false information is inserted into the cache by exploiting a weakness in the caching mechanism or by manipulating inputs that are subsequently stored without proper sanitization or validation. In the context of Dell PowerProtect One, an unauthenticated attacker with remote access can leverage this flaw to inject malicious payloads into the system's cache. This manipulation can lead to severe consequences such as data integrity compromise, unauthorized information disclosure, or even remote code execution if the poisoned cache entries are subsequently processed by privileged processes. The ability for an unauthenticated actor to initiate this attack highlights a significant gap in access control and input validation mechanisms within the affected software versions.
The exploitation of this vulnerability aligns with several tactics observed in advanced persistent threat campaigns as documented in the MITRE ATT&CK framework. Specifically, it relates to techniques involving resource hijacking or supply chain compromise where attackers manipulate system resources for malicious purposes. The cache poisoning aspect can be mapped to data manipulation and persistence mechanisms that allow an attacker to maintain foothold within the network by ensuring their injected code is executed repeatedly as the application processes cached data. This creates a persistent threat vector that may bypass traditional perimeter defenses because the attack originates from trusted internal components or services, making detection more challenging for security monitoring tools that rely on known malicious signatures rather than behavioral anomalies in component loading.
To mitigate this risk, immediate action must be taken to upgrade Dell PowerProtect One to a version later than 20.1.0.0 where these trust issues have been addressed by the vendor. Organizations should also implement strict input validation and output encoding practices across all application layers to prevent cache manipulation at the source code level. Additionally, deploying runtime application self-protection solutions can help detect anomalous behavior associated with component substitution or unexpected data injection into memory structures. It is crucial for administrators to review their dependency management strategies, ensuring that only signed and verified components are loaded during runtime. Regular vulnerability scanning focused on supply chain integrity and continuous monitoring of system logs for unusual cache access patterns will further enhance the security posture against this specific class of vulnerabilities.