CVE-2026-69665 in SKYMEC IT Manager
Summary
by MITRE • 08/25/2026
SKYSEA Client View and SKYMEC IT Manager contain an issue with incorrect default permissions. If this vulnerability is exploited, an attacker who can log in to a Windows system on which the affected product is installed may execute arbitrary code with SYSTEM privilege.
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Analysis
by VulDB Data Team • 08/25/2026
The security flaw identified within SKYSEA Client View and SKYMEC IT Manager stems from improper configuration of default file or registry permissions during installation or initial setup. This misconfiguration results in a state where standard authenticated users possess write access to critical system resources that should be restricted to the SYSTEM account or administrators only. In Windows environments, such permission errors create an avenue for privilege escalation, allowing lower-privileged entities to modify components that are subsequently executed with higher privileges by trusted processes.
When an attacker successfully authenticates to a compromised workstation where these products are installed, they can exploit this lack of restrictive access controls to inject malicious code or alter configuration files. Because the affected resources are often loaded and executed by services running under the SYSTEM account, any modifications made by the user are effectively adopted with those elevated privileges. This mechanism allows the attacker to bypass standard security boundaries that rely on authentication levels rather than strict file system integrity checks.
The operational impact of this vulnerability is severe, as it leads to a complete compromise of the affected host. Execution of arbitrary code with SYSTEM privilege grants the attacker unrestricted control over the operating system. This level of access enables the installation of backdoors, creation of new administrative accounts, exfiltration of sensitive data, and lateral movement across the network without detection by standard endpoint security measures that do not monitor for specific file permission anomalies.
This vulnerability aligns with CWE-250, which describes execution with unnecessary privileges, indicating that the software performs an action requiring higher-level permissions than necessary due to flawed design or configuration. From a tactical perspective, this exploitation path corresponds to ATT&CK technique T1068, specifically leveraging privilege escalation methods such as exploiting misconfigurations in Windows systems. The attack vector is classified under local access with user interaction for authentication, falling within the broader category of initial access followed by persistence and privilege escalation phases.
Mitigation strategies should prioritize immediate remediation through vendor-provided patches that correct the default permission settings on all affected components. Administrators must ensure that installation packages apply restrictive Access Control Lists (ACLs) to sensitive directories and registry keys, ensuring only SYSTEM or Administrator accounts have write access. Regular auditing of file system permissions using tools like ICACLS can help identify deviations from secure baselines. Additionally, implementing strict application control policies via Windows Defender Application Control or similar solutions can prevent the execution of unauthorized binaries in protected areas, thereby mitigating the impact even if permission errors persist temporarily.