Is CVE-2023-22339 actively exploited?

CVE-2023-22339 has no public evidence of in-the-wild exploitation as of 2025-04-03.

What is the CVSS score for CVE-2023-22339?

CVE-2023-22339 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

How do I patch CVE-2023-22339?

Patch guidance is available from contec security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2023-22339.

Which products are affected by CVE-2023-22339?

1 product: contec conprosys hmi system.

Fix CVE-2023-22339 - HIGH contec conprosys hmi system

Description

Improper access control vulnerability in CONPROSYS HMI System (CHS) Ver.3.4.5 and earlier allows a remote unauthenticated attacker to bypass access restriction and obtain the server certificate including the private key of the product.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: none
Weaknesses: NVD-CWE-OtherCWE-284

Metadata

Primary Vendor: CONTEC
Published: 1/20/2023
Last Modified: 4/3/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2023-22339

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary