CVE-2020-5017 in Spectrum Protect Plus
Summary
by MITRE • 01/09/2021
IBM Spectrum Protect Plus 10.1.0 through 10.1.6 may allow a local user to obtain access to information beyond their intended role and permissions. IBM X-Force ID: 193653.
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Analysis
by VulDB Data Team • 02/10/2021
IBM Spectrum Protect Plus version 10.1.0 through 10.1.6 contains a privilege escalation vulnerability that allows local users to access information beyond their intended role and permissions. This vulnerability stems from insufficient access controls within the application's authorization mechanisms, creating a path for unauthorized information disclosure. The flaw specifically affects the application's ability to properly enforce role-based access controls, enabling malicious users with local system access to escalate their privileges and gain access to restricted data and functionalities. The vulnerability is classified under CWE-276 as improper privilege management, which represents a fundamental weakness in the application's security architecture. Attackers exploiting this vulnerability can potentially access sensitive backup data, configuration information, and administrative functions that should be restricted to authorized personnel only.
The technical implementation of this vulnerability lies in the application's failure to properly validate user permissions during critical operations. When local users interact with the system, the authorization checks do not adequately verify whether the user has sufficient privileges to perform certain actions or access specific resources. This weakness creates an opportunity for privilege escalation attacks where a user with minimal permissions can manipulate the system to access data and functions that exceed their intended role boundaries. The vulnerability is particularly concerning in environments where multiple users share the same system or where administrative access is not properly segregated from regular user access. The issue manifests as an information disclosure problem that can lead to unauthorized access to backup catalogs, user credentials, and system configurations that are critical for maintaining data integrity and security.
The operational impact of this vulnerability extends beyond simple information disclosure, as it fundamentally undermines the security posture of systems running IBM Spectrum Protect Plus. Organizations may experience unauthorized access to backup data, potentially exposing sensitive corporate information, personal data, or intellectual property that should remain protected. The vulnerability can be exploited by attackers who have already gained local system access, making it particularly dangerous in environments where system compromise is possible through other attack vectors. This weakness can facilitate further attacks, as compromised systems may provide access to additional resources within the network. The vulnerability affects the application's ability to maintain data confidentiality and integrity, potentially leading to compliance violations and regulatory penalties. Security teams may need to implement emergency patches or workarounds while waiting for official vendor fixes, disrupting normal operations and increasing administrative overhead.
Organizations should immediately apply the vendor-provided security patches to address this vulnerability, as IBM has released fixes for this issue in subsequent versions of the software. System administrators should conduct thorough security assessments to identify any potential exploitation attempts and monitor system logs for unusual access patterns that may indicate exploitation of this vulnerability. The implementation of additional access controls and privilege management measures can help mitigate the risk while waiting for patches to be deployed. Regular security audits should be performed to ensure that proper role-based access controls are in place and functioning correctly. Organizations should also consider implementing network segmentation and monitoring solutions to detect and prevent unauthorized access attempts. The vulnerability highlights the importance of maintaining up-to-date security patches and following security best practices for backup and recovery systems. This weakness can be addressed through proper configuration management and regular security testing to ensure that access controls function as intended. The incident underscores the critical need for comprehensive security testing throughout the software development lifecycle to prevent such privilege escalation vulnerabilities from reaching production environments.