CVE-2023-31242 Auth bypass in OAS Platform

High 8.1 Published 5 Sep 2023 Updated 13 Feb 2025

An attacker can bypass authentication in the OAS Engine via crafted network requests, gaining unauthorized access to the system.

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-2023-31242?

CVE-2023-31242 is a high-severity authentication bypass vulnerability in Open Automation Software OAS Platform, published on 5 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An authentication bypass vulnerability exists in the OAS Engine functionality of Open Automation Software OAS Platform v18.00.0072. A specially-crafted series of network requests can lead to arbitrary authentication. An attacker can send a sequence of requests to trigger this vulnerability.

Weakness: CWE-287, CWE-284

Which versions are affected by CVE-2023-31242?

It affects 1 product.

Products include Openautomationsoftware Oas Platform.

How do I fix CVE-2023-31242?

No fix has been published for CVE-2023-31242 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2023-31242 being exploited?

There is no known exploitation of CVE-2023-31242 in the wild and no public exploit code.

Sources

Also known as GHSA-r7wp-jgvh-5vj5.