CVE-2024-53584: Openpanel OS Command Injection Flaw

CVE-2024-53584 Overview

CVE-2024-53584 is an OS command injection vulnerability discovered in OpenPanel version 0.3.4. The vulnerability exists in the timezone parameter, which fails to properly sanitize user-supplied input before passing it to system commands. This allows attackers to inject arbitrary operating system commands that execute with the privileges of the OpenPanel application.

Critical Impact

This command injection vulnerability allows unauthenticated remote attackers to execute arbitrary commands on affected OpenPanel servers, potentially leading to complete system compromise, data theft, and lateral movement within the network.

Affected Products

• OpenPanel version 0.3.4
• OpenPanel installations with exposed administrative interfaces
• Server environments running vulnerable OpenPanel deployments

Discovery Timeline

• 2025-01-31 - CVE-2024-53584 published to NVD
• 2025-05-23 - Last updated in NVD database

Technical Details for CVE-2024-53584

Vulnerability Analysis

This vulnerability falls under CWE-78 (Improper Neutralization of Special Elements used in an OS Command), commonly known as OS Command Injection. The OpenPanel web hosting control panel version 0.3.4 contains a critical flaw in how it processes the timezone configuration parameter.

When users or administrators configure timezone settings through the OpenPanel interface, the application constructs system commands using the supplied timezone value without adequate input validation or sanitization. An attacker can exploit this by crafting malicious input containing shell metacharacters or command separators that break out of the intended command context and execute arbitrary commands on the underlying server.

The network-accessible nature of this vulnerability means that any attacker who can reach the OpenPanel interface can potentially exploit this flaw without requiring prior authentication. Successful exploitation grants the attacker the ability to execute commands with the same privileges as the OpenPanel process, which typically runs with elevated permissions to manage hosting services.

Root Cause

The root cause of CVE-2024-53584 is the lack of proper input validation and sanitization on the timezone parameter before it is used in system command construction. The application directly incorporates user-controlled input into shell commands without escaping special characters such as semicolons (;), pipes (|), backticks (`), or command substitution sequences ($()). This design flaw allows attackers to terminate the intended command and append their own malicious commands for execution.

Attack Vector

The attack vector for this vulnerability is network-based and requires no user interaction or special privileges. An attacker can exploit this vulnerability by sending a specially crafted HTTP request to the OpenPanel web interface containing malicious payload in the timezone parameter. The payload typically includes command separators followed by attacker-controlled commands.

For example, an attacker could submit a timezone value containing shell metacharacters that, when processed by the vulnerable application, would execute additional commands on the server. This could include commands to establish reverse shells, download and execute malware, exfiltrate sensitive data, or pivot to other systems on the network.

Technical details and proof-of-concept information are available through the Packet Storm security advisory.

Detection Methods for CVE-2024-53584

Indicators of Compromise

• Unusual HTTP requests to OpenPanel administrative endpoints containing shell metacharacters in the timezone parameter
• Unexpected child processes spawned by the OpenPanel web server process
• Suspicious outbound network connections originating from the OpenPanel server
• Anomalous command execution patterns in system logs or audit logs

Detection Strategies

• Monitor web application logs for requests containing command injection payloads in the timezone parameter (look for characters like ;, |, &&, ||, backticks, and $())
• Deploy web application firewall (WAF) rules to detect and block OS command injection attempts targeting the timezone parameter
• Implement runtime application self-protection (RASP) to detect command injection at the application layer
• Utilize SentinelOne's behavioral AI to detect anomalous process execution chains originating from web server processes

Monitoring Recommendations

• Enable detailed logging for all OpenPanel administrative actions and configuration changes
• Configure alerting for any process spawned by the web server that attempts to execute shell commands
• Monitor for network connections to known malicious IP addresses or unusual destinations from the OpenPanel server
• Implement file integrity monitoring on critical system files and OpenPanel configuration directories

How to Mitigate CVE-2024-53584

Immediate Actions Required

• Upgrade OpenPanel to version 0.3.5 or later immediately, as this version contains security fixes for this vulnerability
• Restrict network access to the OpenPanel administrative interface to trusted IP addresses only
• Implement web application firewall rules to block common command injection patterns
• Review server logs for signs of prior exploitation attempts

Patch Information

OpenPanel has addressed this vulnerability in version 0.3.5. The security fixes are documented in the OpenPanel Changelog 0.3.5. Administrators should upgrade to this version or later to remediate the vulnerability. The patch implements proper input validation and sanitization for the timezone parameter to prevent command injection attacks.

Workarounds

• If immediate patching is not possible, restrict access to the OpenPanel web interface at the network level using firewall rules
• Place OpenPanel behind a reverse proxy with strict input validation and command injection filtering
• Disable or limit access to timezone configuration functionality until the patch can be applied
• Implement network segmentation to limit the potential impact of a compromised OpenPanel server

# Example: Restrict OpenPanel access to trusted IPs using iptables
iptables -A INPUT -p tcp --dport 2083 -s 192.168.1.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 2083 -j DROP

# Example: Restrict access using ufw
ufw allow from 192.168.1.0/24 to any port 2083
ufw deny 2083