CVE-2024-53286 in Router Manager
Summary
by MITRE • 07/23/2025
Improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability in DDNS Record functionality in Synology Router Manager (SRM) before 1.3.1-9346-11 allows remote authenticated users with administrator privileges to execute arbitrary code via unspecified vectors.
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Analysis
by VulDB Data Team • 07/29/2025
This vulnerability represents a critical os command injection flaw within the dynamic dns record functionality of synology router manager software. The weakness stems from inadequate sanitization of user inputs when processing dns records, creating an avenue for malicious command execution. Attackers with administrator credentials can leverage this vulnerability to inject arbitrary operating system commands through the ddns record management interface. The vulnerability affects versions prior to 1.3.1-9346-11, indicating a specific software regression or oversight in input validation mechanisms. This type of vulnerability falls under the cwe-77 category, which specifically addresses improper neutralization of special elements used in os command injection attacks. The attack surface is particularly concerning as it requires only authenticated administrator access, eliminating the need for additional privilege escalation techniques.
The technical implementation of this vulnerability demonstrates a failure in proper input sanitization and command construction within the router manager's ddns record processing module. When administrators interact with the ddns functionality, the system fails to adequately escape or validate special characters that could be interpreted as command delimiters or execution operators. This allows attackers to inject malicious commands that get executed within the context of the router's operating system. The unspecified vectors suggest that multiple input points within the ddns record functionality could be exploited, potentially including hostname fields, ip address specifications, or other configuration parameters. The vulnerability's remote nature means that attackers can exploit it from external network locations, provided they have administrative access credentials. This aligns with attack techniques documented in the mitre att&ck framework under the command and control category, specifically targeting the execution of malicious code through legitimate system interfaces.
The operational impact of this vulnerability extends beyond simple code execution to potentially compromise entire network infrastructures. Successful exploitation could enable attackers to gain complete control over the router's operating system, allowing them to modify network configurations, redirect traffic, or establish persistent backdoors. The router manager serves as a critical network component that often controls dns resolution and network traffic routing, making this vulnerability particularly dangerous for network security. Organizations relying on synology router manager for network management face significant risk of data exfiltration, man-in-the-middle attacks, or complete network compromise. The vulnerability's severity is amplified by the fact that it affects the core network management functionality, potentially providing attackers with privileged access to network traffic and routing decisions. Security professionals should consider this vulnerability as a potential entry point for broader network infiltration campaigns.
Mitigation strategies should prioritize immediate software updates to version 1.3.1-9346-11 or later, which contain the necessary patches to address the input sanitization issues. Organizations should also implement network segmentation and access controls to limit administrator credential exposure and reduce the attack surface. Additional protective measures include monitoring network traffic for suspicious command execution patterns and implementing strict input validation policies for all user-facing interfaces. Security teams should conduct comprehensive vulnerability assessments to identify any potential exploitation attempts and establish incident response procedures specifically addressing os command injection attacks. The remediation process must include thorough testing of updated software to ensure that the patch does not introduce compatibility issues with existing network configurations. Regular security audits of router management interfaces should be implemented to identify similar vulnerabilities in other network management components. Organizations should also consider implementing network monitoring solutions that can detect anomalous command execution patterns that might indicate exploitation attempts.