CVE-2017-2736 in VCM5010
Summary
by MITRE
VCM5010 with software versions earlier before V100R002C50SPC100 has a command injection vulnerability. This is due to insufficient validation of user's input. An authenticated attacker could launch a command injection attack.
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Analysis
by VulDB Data Team • 01/11/2023
The vulnerability identified as CVE-2017-2736 affects the VCM5010 video communication management device running software versions prior to V100R002C50SPC100. This represents a critical security flaw that stems from inadequate input validation mechanisms within the device's command processing pipeline. The vulnerability exists in the device's handling of user-provided data, specifically in how it processes commands that are passed through to underlying system functions. The affected device operates within enterprise communication environments where video conferencing and collaboration systems are deployed, making it a significant target for malicious actors seeking to compromise network infrastructure.
The technical flaw manifests as a command injection vulnerability classified under CWE-77, which occurs when user-supplied data is directly incorporated into system commands without proper sanitization or validation. This allows an authenticated attacker with legitimate credentials to manipulate input fields that are subsequently processed by the device's command execution engine. The vulnerability specifically impacts the device's ability to properly validate and sanitize user inputs before these inputs are executed as system commands, creating an attack surface where malicious payloads can be injected and executed with the privileges of the authenticated user.
Operationally, this vulnerability poses severe risks to organizations relying on the VCM5010 for video communication services. An authenticated attacker could leverage this weakness to execute arbitrary commands on the device, potentially gaining unauthorized access to sensitive network resources, modifying system configurations, or establishing persistent access points within the communication infrastructure. The impact extends beyond the immediate device as compromised video communication systems can serve as entry points for broader network infiltration, particularly in environments where these devices are connected to critical business networks or integrated with other enterprise systems. The vulnerability's exploitation requires only authentication credentials, making it particularly dangerous in environments where access controls may be insufficient or where credentials are compromised through social engineering or other means.
Mitigation strategies for CVE-2017-2736 should prioritize immediate software updates to the VCM5010 device to the patched version V100R002C50SPC100 or later, which contains the necessary input validation fixes. Organizations should also implement network segmentation to limit access to the device to authorized personnel only, employ multi-factor authentication where possible, and conduct regular security audits of communication infrastructure. Additionally, network monitoring should be enhanced to detect anomalous command execution patterns that may indicate exploitation attempts. The vulnerability aligns with ATT&CK technique T1059.001 for command and scripting interpreter, representing a clear path for attackers to establish persistent access and execute malicious commands within the targeted environment. Organizations should also consider implementing web application firewalls and input validation controls at network boundaries to provide additional layers of protection against similar injection vulnerabilities in other systems.