CVE-2026-101262 in ZHOME A0101
Summary
by MITRE • 09/29/2026
A vulnerability has been found in Ziroom ZHOME A0101 1.0.1.0. This vulnerability affects unknown code of the file /api/ZRQos/set_online_client. The manipulation of the argument ip leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 09/29/2026
The Ziroom ZHOME A0101 smart home gateway running firmware version 1.0.1.0 contains a critical security flaw within its web application interface, specifically located in the code handling requests to the /api/ZRQos/set_online_client endpoint. This vulnerability is classified as an OS Command Injection, which corresponds to CWE-78 in the Common Weakness Enumeration standard. The root cause of this issue lies in the improper validation and sanitization of user-supplied input, particularly the ip argument passed during API calls. When a remote attacker submits a specially crafted IP address string containing shell metacharacters or command separators such as semicolons, pipes, or backticks, the underlying application logic fails to escape these characters before passing them to system-level commands for execution. This lack of input validation allows an adversary to inject arbitrary operating system commands that are executed with the privileges of the compromised service account, typically root or a high-privilege user depending on how the gateway daemon is configured.
From an operational perspective, this vulnerability poses a severe risk to both individual users and enterprise networks utilizing Ziroom smart home infrastructure. Because the attack vector is remote and does not require authentication in many default configurations, it can be exploited by any actor with network access to the device's management interface or exposed API endpoints. The ability to execute arbitrary commands means that an attacker can fully compromise the integrity of the gateway device. This includes reading sensitive configuration files, exfiltrating local network data such as DHCP leases and connected client MAC addresses, installing persistent backdoors for long-term access, or pivoting into the internal LAN to attack other IoT devices and workstations. The lack of response from the vendor further exacerbates the risk, leaving deployed systems without official patches or mitigation guidance during a period where public exploits are available.
The exploitation of this vulnerability aligns with several tactics in the MITRE ATT&CK framework for both Enterprise and IOT matrices. It directly relates to T1059 Command and Scripting Interpreter under Execution techniques, as well as T1190 Exploit Public-Facing Application which describes leveraging vulnerabilities in services exposed to the internet or local network. Additionally, depending on the specific commands injected, it may facilitate lateral movement via T1021 Remote Services if the attacker uses the compromised gateway to access other systems using credentials found during post-exploitation activities. The persistence of this threat is heightened by the fact that smart home gateways often run continuously and have persistent network connectivity, making them ideal command-and-control nodes or bridges for deeper network infiltration.
Mitigation strategies must be implemented immediately given the absence of vendor patches. Network administrators should isolate Ziroom ZHOME A0101 devices from critical internal networks using VLAN segmentation to limit lateral movement potential if compromised. Access to the management interface and API endpoints should be restricted via firewall rules to only trusted IP addresses, effectively blocking remote exploitation attempts over the public internet or untrusted segments. If possible, disabling unnecessary services on the gateway can reduce the attack surface. For organizations unable to patch immediately due to vendor inaction, implementing strict web application firewalls with rule sets designed to detect and block command injection patterns such as shell metacharacters in API parameters provides a crucial layer of defense. Long-term resolution requires demanding security updates from the manufacturer or replacing vulnerable hardware with devices that adhere to secure development lifecycle practices and provide timely vulnerability disclosures.