CVE-2023-32171

May 3, 2024, 12:50 p.m.

6.5
Medium

Description

Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability. The specific flaw exists within the ImportCsv method. A crafted XML payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20495.

Product(s) Impacted

Product Versions
Unified Automation UaGateway OPC UA Server

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
https://www.zerodayinitiative.com/advisories/ZDI-23-776/

Tags

zdi-disclosures@trendmicro.com
2024-05-03
CWE-476
CVE-2023-32171

CVSS Score

6.5 / 10

CVSS Data - 3.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

    • CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

    View Vector String

Timeline

Published: May 3, 2024, 2:15 a.m.
Last Modified: May 3, 2024, 12:50 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

zdi-disclosures@trendmicro.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.