CVE-2025-30477 in PowerScale OneFS
Summary
by MITRE • 07/21/2025
Dell PowerScale OneFS, versions prior to 9.11.0.0, contains a use of a broken or risky cryptographic algorithm vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Information disclosure.
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Analysis
by VulDB Data Team • 12/20/2025
The vulnerability identified as CVE-2025-30477 affects Dell PowerScale OneFS storage systems running versions prior to 9.11.0.0, representing a critical cryptographic weakness that undermines the security posture of enterprise storage environments. This issue falls under the category of weak cryptographic algorithms, specifically targeting the use of broken or risky cryptographic primitives within the system's security implementation. The vulnerability exists in the cryptographic operations performed by the storage system's authentication and data protection mechanisms, creating potential attack vectors for malicious actors who can leverage this weakness to compromise sensitive information. The affected system's reliance on outdated cryptographic standards creates an exploitable condition that could lead to unauthorized access to stored data and system information.
The technical flaw manifests through the implementation of deprecated or insecure cryptographic algorithms within the PowerScale OneFS platform, which may include weak hash functions, outdated encryption protocols, or flawed key management practices. Attackers with high-privileged remote access capabilities can exploit this weakness to perform cryptographic attacks such as brute force attempts, hash collisions, or key recovery operations that would normally be prevented by modern cryptographic standards. The vulnerability's impact extends beyond simple data encryption, potentially affecting authentication mechanisms, digital signatures, and secure communication channels that rely on the compromised cryptographic functions. This weakness creates a persistent threat vector that could allow attackers to decrypt sensitive information, forge system communications, or gain deeper access to the storage infrastructure.
The operational impact of CVE-2025-30477 is severe for organizations relying on Dell PowerScale storage systems, as it provides attackers with a pathway to information disclosure that could compromise entire storage environments. High-privileged attackers who can establish remote access to the system can exploit this vulnerability to extract sensitive data, including user credentials, system configurations, and stored file contents that may contain confidential business information. The vulnerability's remote exploitability means that attackers do not require physical access to the storage infrastructure, making it particularly dangerous for organizations with distributed or cloud-based storage deployments. Additionally, the compromised cryptographic functions could affect the integrity of system operations, potentially allowing attackers to manipulate stored data or bypass security controls that depend on strong cryptographic foundations.
Organizations should immediately implement mitigations including upgrading to Dell PowerScale OneFS version 9.11.0.0 or later, which contains the necessary cryptographic algorithm updates and security patches. System administrators should conduct comprehensive vulnerability assessments to identify any remaining instances of the vulnerable cryptographic implementations and ensure proper key rotation procedures are implemented. The remediation process should include reviewing and updating cryptographic configurations, implementing additional monitoring for suspicious authentication attempts, and validating that all system components now utilize approved cryptographic standards. Security teams should also consider implementing network segmentation and access controls to limit potential attack surface while the upgrade process is underway. This vulnerability aligns with CWE-327, which specifically addresses the use of broken cryptographic algorithms, and represents a significant concern for organizations following ATT&CK framework's credential access and defense evasion techniques that leverage cryptographic weaknesses to maintain persistent access to systems.