CVE-2026-91897 in Alienware Command Center
Summary
by MITRE • 11/02/2026
Dell Alienware Command Center (AWCC), versions prior to 6.14.54.0, contain an Improper Certificate Validation vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Arbitrary Code Execution and Denial of Service.
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Analysis
by VulDB Data Team • 11/02/2026
The Dell Alienware Command Center (AWCC), specifically versions prior to 6.14.54.0, suffers from a critical Improper Certificate Validation flaw that undermines the integrity of its communication channels. This vulnerability stems from insufficient verification mechanisms when the application processes digital certificates during network interactions or local service authentication. In secure software architecture, certificate validation is paramount for establishing trust between clients and servers, ensuring that data originates from a legitimate source and has not been tampered with in transit. When this validation process is flawed, the application fails to rigorously check the authenticity, expiration status, or signature integrity of certificates presented by remote entities or local services it communicates with. This deficiency creates a significant security gap that attackers can leverage to bypass authentication controls and manipulate system behavior without proper authorization.
From an operational perspective, the impact of this vulnerability is severe due to the privilege level required for exploitation. A high-privileged attacker who already possesses local access to the system can exploit this flaw to achieve Arbitrary Code Execution. By manipulating certificate validation processes, such an attacker can inject malicious payloads or redirect execution flows within the context of the AWCC process, which typically runs with elevated privileges on Windows systems. This capability allows for full control over the compromised application and potentially the underlying operating system if privilege escalation vectors are present alongside this flaw. Furthermore, the vulnerability contributes to Denial of Service conditions by allowing attackers to disrupt normal service operations through malformed certificate handling or resource exhaustion attacks facilitated by the lack of proper input validation on cryptographic inputs.
This issue aligns with CWE-295, which describes Improper Certificate Validation, a category of weaknesses where software does not validate or incorrectly validates certificates against expected trust anchors or policies. The exploitation technique mirrors aspects found in MITRE ATT&CK framework techniques related to Defense Evasion and Command and Control, specifically how attackers might abuse legitimate system processes for malicious purposes after gaining initial foothold through local access. The presence of such a flaw in gaming-centric software like AWCC is particularly concerning because these applications often run with persistent high-level permissions to manage hardware settings, RGB lighting controls, and performance profiles, thereby expanding the attack surface significantly if compromised.
To mitigate this risk, immediate action should be taken by updating Dell Alienware Command Center to version 6.14.54.0 or later, where these certificate validation checks have been hardened. Administrators managing enterprise environments with multiple AWCC installations must ensure patch compliance across all endpoints to prevent lateral movement and privilege escalation attacks that could originate from this specific vector. Additionally, implementing strict application whitelisting policies can help restrict the execution of unauthorized binaries even if an attacker manages to exploit the code execution aspect of this vulnerability. Regular auditing of installed software versions and monitoring for unusual process behavior associated with AWCC components will further enhance security posture against such exploitation attempts.