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CVE-2023-1617

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CVE-2023-1617

Published: Apr 14, 2023

Modified: Feb 6, 2025

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

Improper Authentication vulnerability in B&R Industrial Automation B&R VC4 (VNC-Server modules).  This vulnerability may allow an unauthenticated network-based attacker to bypass the authentication mechanism of the VC4 visualization on affected devices. The impact of this vulnerability depends on the functionality provided in the visualization. This issue affects B&R VC4: from 3.* through 3.96.7, from 4.0* through 4.06.7, from 4.1* through 4.16.3, from 4.2* through 4.26.8, from 4.3* through 4.34.6, from 4.4* through 4.45.1, from 4.5* through 4.45.3, from 4.7* through 4.72.9.

VendorProductVersions

B&R Industrial Automation

B&R VC4

affected
3.* - <= 3.96.7
affected
4.0* - <= 4.06.7
affected
4.1* - <= 4.16.3
affected
4.2* - <= 4.26.8
affected
4.3* - <= 4.34.6

+3 more versions

Weaknesses (CWE)

CWE-287

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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