CVE-2018-7531 Denial of service in OSIsoft PI Data Archive

Medium 5.9 Published 14 Mar 2018 Updated 5 Aug 2024

Unauthenticated attackers can crash the OSIsoft PI Data Archive server by sending unvalidated custom requests, disrupting industrial data services.

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-2018-7531?

CVE-2018-7531 is a medium-severity denial of service vulnerability in OSIsoft PI Data Archive, published on 14 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Improper Input Validation issue was discovered in OSIsoft PI Data Archive versions 2017 and prior. Unauthenticated users may use unvalidated custom requests to crash the server.

Weakness: CWE-20

Which versions are affected by CVE-2018-7531?

It affects 1 product.

Products include Osisoft Pi Data Archive.

How do I fix CVE-2018-7531?

No fix has been published for CVE-2018-7531 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-7531 being exploited?

There is no known exploitation of CVE-2018-7531 in the wild and no public exploit code.

Sources

Also known as GHSA-8jqc-vr4c-j88m.