CVE-2023-31242

Oas Platform vulnerability

CVSS

8.1

EPSS

3.4%

EPSS pct

87th

Exploited

No known

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.

Affected vendor

Openautomationsoftware

Affected product

Oas Platform

CVSS vector

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

Weakness type (CWE)

CWE-284 — Improper Access Control
CWE-287 — Improper Authentication

Published

2023-09-05

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2023-31242

Confirm whether Openautomationsoftware Oas Platform is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2023-31242.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-31242

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