CVE-2024-3378 in Secure Web Gateway
Summary
by MITRE • 04/06/2024
A vulnerability has been found in iboss Secure Web Gateway up to 10.1 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /login of the component Login Portal. The manipulation of the argument redirectUrl leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 10.2.0.160 is able to address this issue. It is recommended to upgrade the affected component. The identifier VDB-259501 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 04/08/2025
The vulnerability identified as CVE-2024-3378 represents a critical cross-site scripting flaw within the iboss Secure Web Gateway authentication system. This security weakness resides in the login portal component, specifically within the /login file handling mechanism. The vulnerability manifests when an attacker manipulates the redirectUrl parameter, which allows malicious input to be executed within the context of a victim's browser session. This particular flaw falls under the CWE-79 category of Cross-Site Scripting, which is a fundamental web application security weakness that enables attackers to inject client-side scripts into web pages viewed by other users. The attack vector is remotely exploitable, meaning that threat actors can leverage this vulnerability without requiring physical access to the target system, making it particularly dangerous in networked environments where the gateway serves as a critical security control point.
The operational impact of this vulnerability extends beyond simple script execution, as it can potentially enable session hijacking, credential theft, and unauthorized access to protected network resources. When users are redirected through the vulnerable login portal, malicious JavaScript code injected via the redirectUrl parameter can execute in the context of legitimate user sessions, potentially compromising the integrity of the authentication process. This vulnerability directly impacts the security posture of organizations relying on iboss Secure Web Gateway for web traffic filtering and security enforcement, as it undermines the trust model that should exist between users and the authentication system. The fact that this exploit has been publicly disclosed and is actively being used in the wild significantly increases the risk exposure for affected organizations, as attackers can readily leverage this known weakness without requiring advanced exploitation techniques.
Organizations must prioritize immediate remediation of this vulnerability by upgrading their iboss Secure Web Gateway installations to version 10.2.0.160 or later, which contains the necessary patches to address the cross-site scripting vulnerability in the login portal component. The upgrade process should be carefully planned and executed to minimize disruption to network security operations while ensuring complete remediation. Security teams should also implement network monitoring to detect potential exploitation attempts and verify that the upgrade has been successfully deployed across all affected systems. Additional mitigations may include implementing web application firewalls to filter suspicious redirectUrl parameters and conducting thorough security assessments of the authentication flow to identify any related vulnerabilities. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, highlighting the importance of securing externally accessible authentication interfaces that serve as primary attack vectors for credential compromise and lateral movement within corporate networks.