CVE-2026-68953 in VMAX A1 G4 DVR
Summary
by MITRE • 09/16/2026
The affected products are vulnerable to an authentication bypass that allows unauthenticated remote attackers to disclose sensitive device information, including administrator credentials in plaintext, by sending crafted HTTP(S) requests.
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Analysis
by VulDB Data Team • 09/16/2026
This vulnerability represents a critical failure in the access control mechanisms of the targeted network devices, specifically manifesting as an authentication bypass within the web-based management interface or API endpoints. The core technical flaw lies in the improper validation of session tokens and request origins, allowing unauthenticated remote attackers to interact with administrative functions without providing valid credentials. By sending specially crafted HTTP or HTTPS requests that exploit logic errors in the server-side processing of these inputs, an attacker can bypass the intended authentication gates entirely. This type of vulnerability is commonly classified under CWE-287, which denotes Improper Authentication, and often aligns with MITRE ATT&CK technique T1078, Valid Accounts, as it allows attackers to assume administrative privileges without legitimate authorization.
The operational impact of this flaw is severe due to the direct exposure of sensitive device information. Attackers can extract administrator credentials stored in plaintext within configuration files or database entries accessible through these unauthenticated endpoints. The disclosure of plaintext passwords poses a significant risk because such credentials are frequently reused across multiple systems and services, leading to lateral movement opportunities for threat actors. Furthermore, access to administrative interfaces enables the modification of device configurations, potentially allowing attackers to disable security logging, open backdoors, or redirect network traffic through compromised devices. This compromises the confidentiality, integrity, and availability of the entire network infrastructure dependent on these vulnerable products.
Mitigation strategies must focus on immediate remediation and long-term architectural improvements. The primary action is to apply vendor-provided patches that address the specific logic errors in authentication handling. In cases where patching is not immediately feasible, organizations should implement strict access control lists at the firewall level to restrict management interface access exclusively to trusted IP addresses or administrative subnets. Additionally, enforcing multi-factor authentication and ensuring that all sensitive data, including passwords, are hashed using strong cryptographic algorithms rather than stored in plaintext can significantly reduce the impact of such breaches. Regular security audits and penetration testing focused on web application vulnerabilities are essential to identify similar weaknesses before they can be exploited by malicious actors seeking unauthorized access to critical infrastructure.