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vulnrichmentZdiVULNRICHMENT:CVE-2023-32174
HistoryMay 03, 2024 - 1:56 a.m.

CVE-2023-32174 Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnerability

2024-05-0301:56:50
CWE-416
zdi
github.com
unified automation
uagateway
use-after-free
remote code execution
authentication

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.9 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability when the product is in its default configuration.

The specific flaw exists within the handling of NodeManagerOpcUa objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-20577.

CNA Affected

[
  {
    "vendor": "Unified Automation",
    "product": "UaGateway",
    "versions": [
      {
        "version": "R.47.0.0 AutoCAD 2021 & R.47.0.0 AutoCAD LT 2021",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.9 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

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