CVE-2018-1461 in SAN Volume Controller
Summary
by MITRE
IBM SAN Volume Controller, IBM Storwize, IBM Spectrum Virtualize and IBM FlashSystem products ( 6.1, 6.2, 6.3, 6.4, 7.1, 7.2, 7.3, 7.4, 7.5, 7.6, 7.6.1, 7.7, 7.7.1, 7.8, 7.8.1, 8.1, and 8.1.1) are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 140362.
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Analysis
by VulDB Data Team • 03/14/2023
The vulnerability identified as CVE-2018-1461 affects multiple IBM storage virtualization and management products including the SAN Volume Controller, Storwize, Spectrum Virtualize, and FlashSystem platforms across numerous software versions. This cross-site scripting vulnerability represents a critical weakness in the web-based user interfaces of these enterprise storage solutions, potentially allowing malicious actors to execute unauthorized code within the context of authenticated user sessions. The flaw specifically resides in the web user interface components that process user input without proper sanitization, creating an environment where attacker-controlled JavaScript code can be injected and subsequently executed by other users who access the compromised interface.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding within the web application layers of these storage management systems. When users interact with the web UI, the application fails to properly sanitize or escape user-supplied data before rendering it back to the browser. This allows an attacker to craft malicious payloads that, when submitted through web forms or URL parameters, get executed in the browser context of legitimate users who subsequently access the affected interface. The vulnerability is particularly dangerous because it operates within the trusted session context, meaning that any credentials or session tokens accessible to the authenticated user can potentially be exfiltrated through the injected JavaScript code.
The operational impact of this vulnerability extends beyond simple code execution, as it can lead to complete session hijacking and credential theft within the storage management environment. An attacker who successfully exploits this vulnerability could potentially access sensitive storage configurations, modify storage policies, create or delete storage volumes, and gain unauthorized access to protected storage resources. The attack surface is particularly concerning given that these storage systems often contain critical enterprise data and operate with elevated privileges. The vulnerability also aligns with attack patterns documented in the MITRE ATT&CK framework under the T1059.001 technique for command and scripting interpreter, specifically targeting web application interfaces where attackers can leverage XSS to establish persistent access to storage management functions.
Security professionals should implement multiple layers of defense to mitigate this vulnerability, beginning with immediate patching of affected systems to the latest firmware versions provided by IBM. Network segmentation and web application firewalls can provide additional protection by monitoring and filtering malicious traffic targeting the vulnerable web interfaces. Regular security assessments should include thorough testing of web application input validation mechanisms, particularly focusing on user-supplied parameters that are rendered back to the browser. The vulnerability also highlights the importance of following secure coding practices and implementing proper output encoding as outlined in CWE-79 which specifically addresses cross-site scripting flaws. Organizations should also consider implementing user access controls and monitoring for unusual activity patterns that might indicate exploitation attempts, while ensuring that administrators maintain least-privilege access to these critical storage management interfaces.