// For flags

CVE-2023-1617

Improper Authentication Mechanism in B&R VC4 Visualization

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-03-24 CVE Reserved
  • 2023-04-14 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-04 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-287: Improper Authentication
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
< 3.96.8
Search vendor "Br-automation" for product "Vc4" and version " < 3.96.8"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.0.0 <= 4.06.4
Search vendor "Br-automation" for product "Vc4" and version " >= 4.0.0 <= 4.06.4"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.10.0 <= 4.16.3
Search vendor "Br-automation" for product "Vc4" and version " >= 4.10.0 <= 4.16.3"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.20.0 <= 4.26.8
Search vendor "Br-automation" for product "Vc4" and version " >= 4.20.0 <= 4.26.8"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.30.0 < 4.34.7
Search vendor "Br-automation" for product "Vc4" and version " >= 4.30.0 < 4.34.7"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.40.0 <= 4.45.1
Search vendor "Br-automation" for product "Vc4" and version " >= 4.40.0 <= 4.45.1"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.50.0 <= 4.53.0
Search vendor "Br-automation" for product "Vc4" and version " >= 4.50.0 <= 4.53.0"
-
Affected
Br-automation
Search vendor "Br-automation"
Vc4
Search vendor "Br-automation" for product "Vc4"
>= 4.70.0 < 4.73.0
Search vendor "Br-automation" for product "Vc4" and version " >= 4.70.0 < 4.73.0"
-
Affected