CVE-2020-5282 in Chan Bot
Summary
by MITRE
In Nick Chan Bot before version 1.0.0-beta there is a vulnerability in the `npm` command which is part of this software package. This allows arbitrary shell execution,which can compromise the bot This is patched in version 1.0.0-beta
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Analysis
by VulDB Data Team • 05/10/2025
The vulnerability identified as CVE-2020-5282 affects the Nick Chan Bot software package prior to version 1.0.0-beta, representing a critical security flaw that enables arbitrary shell command execution through the npm command component. This vulnerability stems from improper input validation and command construction within the software's package management functionality, creating a dangerous attack surface that could be exploited by malicious actors to gain unauthorized control over affected systems. The flaw specifically manifests when the application processes user-provided input through npm commands without adequate sanitization or execution context restrictions.
The technical implementation of this vulnerability follows a classic command injection pattern where user-controllable data is directly incorporated into shell execution contexts without proper escaping or validation mechanisms. This allows attackers to inject malicious shell commands that execute with the privileges of the compromised application, potentially leading to complete system compromise. The vulnerability maps to CWE-78, which specifically addresses OS Command Injection, and aligns with ATT&CK technique T1059.001 for Command and Scripting Interpreter. When exploited, the vulnerability permits attackers to execute arbitrary code on the affected system, potentially enabling them to establish persistent access, escalate privileges, or exfiltrate sensitive data.
The operational impact of this vulnerability extends beyond simple code execution, as it fundamentally compromises the security posture of any system running vulnerable versions of the Nick Chan Bot software. An attacker could leverage this flaw to gain full control over the compromised system, potentially using it as a pivot point for further attacks within a network environment. The vulnerability affects not only the immediate system but also represents a potential vector for broader compromise, particularly in environments where the bot operates with elevated privileges or has access to sensitive network resources. Organizations using this software without the patched version face significant risk of unauthorized access and potential data breaches.
Mitigation strategies for CVE-2020-5282 primarily involve upgrading to version 1.0.0-beta or later, which includes proper input validation and sanitization measures to prevent command injection attacks. System administrators should also implement network segmentation and access controls to limit the potential impact of successful exploitation attempts. Additional protective measures include monitoring for suspicious npm command executions, implementing application whitelisting policies, and conducting regular security assessments of third-party software components. The vulnerability demonstrates the critical importance of maintaining up-to-date software dependencies and implementing proper input validation practices in all software development processes. Organizations should also consider implementing automated vulnerability scanning tools that can identify and alert on outdated or vulnerable software packages within their environments, as this type of flaw often goes undetected until exploitation occurs.