CVE-2024-49675 in iBryl Switch User Plugin
Summary
by MITRE • 10/23/2024
Authentication Bypass Using an Alternate Path or Channel vulnerability in Vitalii iBryl Switch User ibryl-switch-user allows Authentication Bypass.This issue affects iBryl Switch User: from n/a through <= 1.0.1.
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Analysis
by VulDB Data Team • 04/06/2026
This vulnerability represents a critical authentication bypass flaw classified as CWE-287, where an attacker can circumvent the intended authentication mechanisms by utilizing an alternate path or channel. The issue exists within the iBryl Switch User application version 1.0.1 and earlier, creating a significant security risk for systems that rely on this software for user access control. The vulnerability stems from improper authentication handling that allows unauthorized access to protected resources through alternative routes that were not properly secured.
The technical implementation of this flaw appears to involve a failure in the authentication validation process where the system does not adequately verify user credentials before granting access to restricted functionality. This could manifest as the application failing to properly enforce authentication checks when accessed through different interfaces, network paths, or API endpoints that were not designed with the same security controls as the primary authentication channel. The vulnerability enables an attacker to exploit the application's access control mechanisms by leveraging these alternate pathways to gain unauthorized access without proper authentication.
From an operational perspective, this authentication bypass vulnerability could have severe consequences for organizations using the iBryl Switch User application. An attacker who successfully exploits this vulnerability could gain full access to user accounts, system resources, and potentially escalate privileges to administrative levels. The impact extends beyond individual user accounts to potentially compromise entire network infrastructures, especially if the application serves as a gateway or central access point for other systems. This vulnerability aligns with ATT&CK technique T1078 which covers valid accounts usage, where adversaries leverage legitimate credentials to bypass security controls.
The risk assessment for this vulnerability is particularly concerning given that it affects all versions up to and including 1.0.1, indicating a widespread exposure across potentially numerous installations. Organizations should immediately assess their deployment of this software to determine if systems are vulnerable and implement appropriate mitigations. The vulnerability's classification as an alternate path or channel bypass indicates that traditional security controls may not be sufficient to prevent exploitation, as the flaw exists at the fundamental authentication design level rather than being a simple configuration issue.
Recommended mitigations include immediate patching of the application to the latest version that addresses this authentication bypass flaw, implementing additional authentication layers such as multi-factor authentication, and conducting thorough security assessments of all access points to ensure that alternate channels are properly secured. Organizations should also consider network segmentation to limit the potential impact of successful exploitation and implement monitoring solutions to detect unauthorized access attempts. The remediation process should involve comprehensive testing to ensure that the patch does not introduce regressions in functionality while properly addressing the authentication bypass vulnerability.