Back to Database
Status published
High
CVE-2023-3242
Improper initialization implementation in Portmapper used in B&R Industrial Automation...
Vulnerability Description
Improper initialization implementation in Portmapper used in B&R Industrial Automation Automation Runtime <G4.93 allows unauthenticated network-based attackers to cause permanent denial-of-service conditions.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-3242
Credits & Attribution
No credits recorded in the NVD database.
References
More from B&R Industrial Automation
View All →CVE-2025-3450
Automation Runtime SDM requests may impact system
Critical
9.3
CVE-2024-8603
A “Use of a Broken or Risky Cryptographic Algorithm” vulnerability...
High
8.2
CVE-2024-8315
Improper Handling of Insufficient Permissions or Privileges in B&R APROL
Medium
6.8
CVE-2024-5801
IP Forwarding enabled in B&R Automation Runtime
Medium
5.3
CVE-2024-5800
Diffie-Hellman groups with insufficient strength used in SSL/TLS stack of B&R Automation Runtime
High
8.3
Affected Vendor
B&R Industrial Automation
View all reports →Affected Software
B&R Automation Runtime
Vulnerable Versions:
<G4.93
Timeline
Official Publish:
July 26th, 2023
Last Modified:
October 23rd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H