CVE-2018-18985 Cross-site scripting in Tridium Niagara Enterprise Security 2.3u1, all versions prior to 2.3.118.6, Niagara AX 3.8u4, all versions prior to 3.8.401.1, Niagara 4.4u2, all versions prior to 4.4.93.40.2, and Niagara 4.6, all versions prior to 4.6.96.28.4

Medium 5.4 Published Updated

Remote attackers can inject malicious scripts into web pages of Tridium Niagara systems, potentially compromising user confidentiality.

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-2018-18985?

CVE-2018-18985 is a medium-severity cross-site scripting vulnerability in Tridium Niagara Enterprise Security 2.3u1, all versions prior to 2.3.118.6, Niagara AX 3.8u4, all versions prior to 3.8.401.1, Niagara 4.4u2, all versions prior to 4.4.93.40.2, and Niagara 4.6, all versions prior to 4.6.96.28.4, published on 29 Jan 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Tridium Niagara Enterprise Security 2.3u1, all versions prior to 2.3.118.6, Niagara AX 3.8u4, all versions prior to 3.8.401.1, Niagara 4.4u2, all versions prior to 4.4.93.40.2, and Niagara 4.6, all versions prior to 4.6.96.28.4 a cross-site scripting vulnerability has been identified that may allow a remote attacker to inject code to some web pages affecting confidentiality.

Weakness: CWE-79

Which versions are affected by CVE-2018-18985?

It affects 3 products.

Products include Tridium Niagara, Tridium Niagara Ax Framework, Tridium Niagara Enterprise Security.

How do I fix CVE-2018-18985?

No fix has been published for CVE-2018-18985 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-2018-18985 being exploited?

There is no known exploitation of CVE-2018-18985 in the wild and no public exploit code.

Sources

Also known as GHSA-76hj-25wr-pvgg.

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