CVE-2023-34998

Name: CVE-2023-34998
Creator: NVD / NIST
Published: 2023-09-05T17:15:09.153+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.15%

Last modified Jun 17, 2026

CVE-2023-34998 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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. EPSS estimates a 1.15% chance of exploitation in the next 30 days.

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 sniff network traffic to trigger this vulnerability.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.15%

62.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Openautomationsoftware	Oas Platform	18.00.0072

References

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1770Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1770Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1770Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1770Third Party Advisory

Timeline

Published: Sep 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-34998?

How severe is CVE-2023-34998?

CVE-2023-34998 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.15% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34998?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-34998?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST