CVE-2020-6758 in PixelStor 5000
Summary
by MITRE
A cross-site scripting (XSS) vulnerability in Option/optionsAll.php in Rasilient PixelStor 5000 K:4.0.1580-20150629 (KDI Version) allows remote attackers to inject arbitrary web script or HTML via the ContentFrame parameter.
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Analysis
by VulDB Data Team • 03/20/2024
The CVE-2020-6758 vulnerability represents a critical cross-site scripting flaw in the Rasilient PixelStor 5000 storage system software version K:4.0.1580-20150629. This vulnerability resides within the Option/optionsAll.php web script component, which serves as a configuration interface for managing various system parameters. The flaw enables remote attackers to execute malicious web scripts or HTML code within the context of authenticated user sessions, potentially compromising the entire system through user interaction with maliciously crafted payloads. The vulnerability specifically targets the ContentFrame parameter, which is improperly validated and sanitized during input processing, creating an avenue for persistent script injection attacks.
The technical exploitation of this vulnerability follows established XSS attack patterns where malicious input is accepted through the ContentFrame parameter without adequate sanitization or encoding mechanisms. When a victim accesses the affected page with a crafted ContentFrame value containing malicious script code, the system fails to properly escape or validate the input before rendering it in the web interface. This allows attackers to inject JavaScript code that executes in the victim's browser context, potentially leading to session hijacking, credential theft, or unauthorized administrative actions. The vulnerability aligns with CWE-79 which specifically addresses Cross-Site Scripting flaws in web applications, and demonstrates the classic weaknesses in input validation and output encoding that enable such attacks.
The operational impact of this vulnerability extends beyond simple script injection, as it could allow attackers to escalate privileges within the PixelStor 5000 environment. Since the affected system is a storage management platform, successful exploitation could provide attackers with access to sensitive data storage configurations, backup operations, and potentially the underlying storage infrastructure itself. The remote nature of the attack means that adversaries do not require physical access to the system, and could target administrators from anywhere on the network. This vulnerability particularly affects organizations that rely on the PixelStor 5000 for critical data storage operations, as it could lead to data exfiltration, system compromise, or denial of service conditions.
Organizations affected by CVE-2020-6758 should implement immediate mitigations including input validation and output encoding controls for all web application parameters, particularly those used in configuration interfaces. The most effective remediation involves proper sanitization of the ContentFrame parameter through HTML entity encoding and input validation routines that reject malicious payloads before they can be processed. Additionally, implementing Content Security Policy headers can provide defense-in-depth measures to prevent script execution from unauthorized sources. Network segmentation and access controls should be reviewed to limit exposure of the affected management interface, while regular security updates and patch management procedures should be enforced to prevent similar vulnerabilities from persisting in the system. The ATT&CK framework categorizes this vulnerability under T1059.007 for Scripting and T1566 for Phishing, highlighting the attack vectors and techniques that adversaries might employ to exploit such weaknesses in storage management systems.