CVE-2017-6205 in DGS-1510-28XMP
Summary
by MITRE
D-Link DGS-1510-28XMP, DGS-1510-28X, DGS-1510-52X, DGS-1510-52, DGS-1510-28P, DGS-1510-28, and DGS-1510-20 Websmart devices with firmware before 1.31.B003 allow attackers to conduct Unauthenticated Command Bypass attacks via unspecified vectors.
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Analysis
by VulDB Data Team • 08/16/2020
The vulnerability identified as CVE-2017-6205 affects a series of managed network switches manufactured by D-Link, specifically the DGS-1510-28XMP, DGS-1510-28X, DGS-1510-52X, DGS-1510-52, DGS-1510-28P, DGS-1510-28, and DGS-1510-20 models. These devices operate within enterprise network infrastructure and provide web-based management interfaces for configuration and monitoring purposes. The vulnerability stems from insufficient authentication mechanisms within the web management interface, allowing unauthenticated attackers to execute arbitrary commands on the affected devices. This flaw represents a critical security weakness that can be exploited without requiring any valid credentials or prior access to the network.
The technical implementation of this vulnerability involves unspecified attack vectors that permit command injection through the web interface. Attackers can leverage this weakness to bypass authentication mechanisms entirely and execute administrative commands on the network switches. The affected firmware versions prior to 1.31.B003 contain a design flaw in the authentication handling process where the system fails to properly validate user credentials before executing privileged operations. This misconfiguration allows malicious actors to inject commands directly into the system through the web management interface, potentially gaining complete control over the switch operations.
The operational impact of this vulnerability is severe for enterprise networks relying on these D-Link switches. An unauthenticated attacker who gains access to the network can compromise the entire switch infrastructure, potentially leading to network disruption, unauthorized access to network traffic, and lateral movement within the enterprise environment. The affected devices may be used as a pivot point for further attacks, allowing attackers to establish persistent access or redirect network traffic for malicious purposes. Network administrators may lose visibility into their network operations as the compromised switches could be configured to hide or manipulate traffic flows.
Security professionals should implement immediate mitigations including updating all affected D-Link switches to firmware version 1.31.B003 or later, which contains the necessary patches to address the authentication bypass vulnerability. Network segmentation and access control measures should be strengthened to limit exposure of these devices to untrusted networks. The vulnerability aligns with CWE-287, which addresses improper authentication issues, and maps to ATT&CK technique T1078 for valid accounts and T1068 for exploit for privilege escalation. Organizations should conduct comprehensive network audits to identify all affected devices and implement monitoring solutions to detect potential exploitation attempts. Additionally, network administrators should review and restrict web management access to these devices, ensuring only authorized personnel can access the administrative interfaces through secure channels.