CVE-2023-5987 Cross-site scripting in EcoStruxure Power Monitoring Expert (PME)

Medium 6.1 Published 15 Nov 2023 Updated 2 Aug 2024

Attackers can execute arbitrary JavaScript in victims' browsers via cross-site scripting in Schneider Electric power monitoring applications.

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-2023-5987?

CVE-2023-5987 is a medium-severity cross-site scripting vulnerability in Schneider Electric EcoStruxure Power Monitoring Expert (PME), published on 15 Nov 2023. 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 CWE-79 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) vulnerability that could cause a vulnerability leading to a cross site scripting condition where attackers can have a victim’s browser run arbitrary JavaScript when they visit a page containing the injected payload.

Weakness: CWE-79

Which versions are affected by CVE-2023-5987?

It affects 1 product.

Products include Schneider-Electric Ecostruxure Power Monitoring Expert.

How do I fix CVE-2023-5987?

No fix has been published for CVE-2023-5987 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-2023-5987 being exploited?

There is no known exploitation of CVE-2023-5987 in the wild and no public exploit code.

Sources

Also known as GHSA-f85w-wprq-6vjg.