CVE-2024-3378 iboss Secure Web Gateway Login Portal login cross site scripting

Medium 4.3 Published Updated

Attackers can execute arbitrary scripts in user browsers via the login portal's redirectUrl parameter, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-3378?

CVE-2024-3378 is a medium-severity cross-site scripting vulnerability in iboss Secure Web Gateway, published on 6 Apr 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-79

Which versions are affected by CVE-2024-3378?

It affects 1 product.

Products include Iboss Secure Web Gateway.

How do I fix CVE-2024-3378?

No fix has been published for CVE-2024-3378 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-3378 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-3378 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-3mg8-g497-8859.

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