How severe is CVE-2023-31242?

CVE-2023-31242 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-31242 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31242?

CVE-2023-31242 affects Openautomationsoftware Oas Platform. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-31242?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-31242 published?

CVE-2023-31242 was published on 2023-09-05 and last updated on 2026-06-17.

CVE-2023-31242

CVE-2023-31242 is a high-severity vulnerability in Openautomationsoftware Oas Platform with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Openautomationsoftware Oas Platform
Published: 2023-09-05
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-31242?: 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.
How severe is CVE-2023-31242?: CVE-2023-31242 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-31242 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31242?: CVE-2023-31242 affects Openautomationsoftware Oas Platform. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-31242?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-31242 published?: CVE-2023-31242 was published on 2023-09-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openautomationsoftware:oas_platform:18.00.0072:*:*:*:*:*:*:*

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