CVE-2024-4105 Cross-site scripting in CI Server

Medium 5.8 Published Updated

Reflected XSS in Yokogawa FAST/TOOLS and CI Server allows attackers to execute malicious scripts on client PCs via crafted URLs.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-4105?

CVE-2024-4105 is a medium-severity cross-site scripting vulnerability in Yokogawa Electric Corporation CI Server, published on 26 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability has been found in FAST/TOOLS and CI Server. The affected product's WEB HMI server's function to process HTTP requests has a security flaw (Reflected XSS) that allows the execution of malicious scripts. Therefore, if a client PC with inadequate security measures accesses a product URL containing a malicious request, the malicious script may be executed on the client PC. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04 CI Server R1.01.00 to R1.03.00

Weakness: CWE-79

Which versions are affected by CVE-2024-4105?

How do I fix CVE-2024-4105?

No fix has been published for CVE-2024-4105 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-2024-4105 being exploited?

There is no known exploitation of CVE-2024-4105 in the wild and no public exploit code.

Sources

Also known as GHSA-wf34-93rm-qpcq.

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