CVE-2023-22373 Cross-site scripting in CONPROSYS HMI System (CHS)

Medium 5.4 Published Updated

Remote authenticated attackers can inject scripts into CONPROSYS HMI System to steal sensitive information.

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

What is CVE-2023-22373?

CVE-2023-22373 is a medium-severity cross-site scripting vulnerability in Contec Co., Ltd. CONPROSYS HMI System (CHS), published on 20 Jan 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-site scripting vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote authenticated attacker to inject an arbitrary script and obtain the sensitive information.

Weakness: CWE-79

Which versions are affected by CVE-2023-22373?

It affects 1 product.

Products include Contec Conprosys Hmi System.

How do I fix CVE-2023-22373?

No fix has been published for CVE-2023-22373 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-2023-22373 being exploited?

There is no known exploitation of CVE-2023-22373 in the wild and no public exploit code.

Sources

Also known as GHSA-82gc-754r-48p7.

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