CVE-2026-23678 in 10G08-0800GSM Network Switch
Summary
by MITRE • 02/24/2026
Binardat 10G08-0800GSM network switch firmware version V300SP10260209 and prior contain a command injection vulnerability in the traceroute diagnostic function of the affected device web management interface. By injecting the %1a character into the hostname parameter, an authenticated attacker with access to the web interface can execute arbitrary CLI commands on the device.
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Analysis
by VulDB Data Team • 02/24/2026
The vulnerability identified as CVE-2026-23678 affects the Binardat 10G08-0800GSM network switch firmware versions up to and including V300SP10260209. This represents a critical command injection flaw that resides within the web management interface of the device, specifically within the traceroute diagnostic function. The vulnerability manifests when an authenticated attacker manipulates the hostname parameter through the insertion of the %1a character sequence, which allows for arbitrary command execution on the underlying system. This type of vulnerability falls under the CWE-77 category of Command Injection, which is classified as a severe weakness in software design that permits attackers to execute arbitrary commands on the target system.
The technical exploitation of this vulnerability occurs through the manipulation of input parameters within the web interface's traceroute functionality. When the %1a character is injected into the hostname field, it triggers a parsing error or improper input validation within the firmware's command processing logic. This flaw enables the attacker to bypass normal input sanitization mechanisms and inject malicious commands that are then executed with the privileges of the web interface user. The web management interface typically operates with elevated privileges to perform diagnostic functions, making this vulnerability particularly dangerous as it allows for complete compromise of the network switch's operational capabilities. The traceroute function itself is designed to trace network paths and diagnose connectivity issues, but the improper handling of user input in this context creates an attack vector that can be leveraged for full system compromise.
The operational impact of this vulnerability extends far beyond simple network diagnostics, as it provides an authenticated attacker with complete control over the affected network switch. Once exploited, the attacker can execute arbitrary commands on the device, potentially leading to unauthorized network access, data interception, or disruption of network services. The compromise of a network switch represents a significant threat to network security infrastructure, as switches serve as fundamental building blocks for network connectivity and segmentation. An attacker who gains control of a switch can potentially redirect network traffic, monitor communications, or establish persistence within the network environment. This vulnerability directly impacts the CIA triad by compromising the confidentiality, integrity, and availability of the network infrastructure, as outlined in the NIST Cybersecurity Framework and aligned with ATT&CK framework techniques related to privilege escalation and command execution.
Mitigation strategies for CVE-2026-23678 should focus on immediate firmware updates from the vendor to address the command injection vulnerability in the traceroute function. Organizations should also implement network segmentation and access controls to limit exposure of network switch management interfaces to trusted users only. The principle of least privilege should be enforced by restricting web interface access to only necessary personnel and implementing multi-factor authentication for management access. Network monitoring should be enhanced to detect unusual command execution patterns or unauthorized access attempts to switch management interfaces. Additionally, regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other network infrastructure components. The remediation process should include disabling unnecessary web management services when not required and implementing network access control lists to restrict access to switch management interfaces from untrusted networks. This vulnerability highlights the importance of proper input validation and output encoding in web applications, as specified in OWASP Top 10 and the ISO 27001 security controls framework.