CVE-2020-25449 in Cabot
Summary
by MITRE • 12/04/2020
Cross Site Scripting (XSS) vulnerability in Arachnys Cabot 0.11.12 can be exploited via the Address column.
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Analysis
by VulDB Data Team • 12/12/2020
The CVE-2020-25449 vulnerability represents a critical cross site scripting flaw discovered in Arachnys Cabot version 0.11.12, a monitoring and alerting platform designed for infrastructure and application health tracking. This vulnerability specifically manifests within the Address column functionality, which serves as a primary data input field for monitoring targets and endpoints. The flaw allows malicious actors to inject arbitrary javascript code that executes within the context of other users' browsers when they view the affected data, creating a persistent threat vector that can compromise user sessions and data integrity.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding within the Address column processing logic. When users enter data into this field, the application fails to properly sanitize or escape special characters that could be interpreted as executable javascript code. This weakness directly maps to CWE-79 - Improper Neutralization of Input During Web Page Generation, which is classified as a fundamental web application security flaw. The vulnerability exists because the application does not implement proper context-aware encoding mechanisms when rendering user-supplied data back to the browser interface, allowing attackers to craft malicious payloads that bypass standard security measures.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with the capability to perform session hijacking, steal sensitive information, and potentially escalate privileges within the monitoring platform. An attacker could inject malicious scripts that capture user credentials, redirect victims to phishing sites, or manipulate the monitoring dashboard to hide or distort critical alerts. This poses significant risk to organizations relying on Cabot for infrastructure monitoring, as compromised dashboards could lead to undetected security incidents or false negatives in alerting systems. The vulnerability affects the core functionality of the application's user interface, making it particularly dangerous as it can be exploited through normal operational activities without requiring special privileges or complex attack vectors.
Mitigation strategies for CVE-2020-25449 should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's data flow. Organizations should immediately upgrade to a patched version of Arachnys Cabot where available, as this represents the most effective remediation approach. In the interim, administrators should implement strict input filtering for the Address column, enforce content security policies, and consider implementing web application firewalls to detect and block malicious payloads. The vulnerability demonstrates the importance of following secure coding practices as outlined in the OWASP Top Ten and ATT&CK framework's T1211 - Exploitation for Defense Evasion, emphasizing that proper input sanitization and output encoding are fundamental security controls that must be implemented at every layer of web application development. Regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in other application components and ensure comprehensive protection against similar attack vectors.