CVE-2022-43765

DoS in APROLs Tbase server

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Published Feb 8, 2023 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Description

B&R APROL versions < R 4.2-07 doesn’t process correctly specially
formatted data packages sent to port 55502/tcp, which may allow a network based
attacker to cause an application Denial-of-Service.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

B&R Industrial Automation

B&R APROL

unaffected

Version	Status	Constraints
`< R 4.2-07`	affected	—

Configuration 1 [-]

cpe:2.3:a:br-automation:industrial_automation_aprol:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-46736	B&R APROL versions < R 4.2-07 doesn’t process correctly specially formatted data packages sent to port 55502/tcp, which may allow a network based attacker to cause an application Denial-of-Service.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.616% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact partial

References

Link	Providers
https://www.br-automation.com/downloads_br_productcatalogue/assets/1674823095245-en-original-1.0.pdf

History

Mar 25, 2025 2:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Br-automation Industrial Automation Aprol

Weaknesses

CWE-252

Sources

CVE record Updated: Mar 25, 2025, 1:58 PM

Status: PUBLISHED
Assigner: ABB
Published: Feb 8, 2023, 10:17 AM
Updated: Mar 25, 2025, 1:58 PM
Reserved: Oct 26, 2022, 7:17 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 1:40 PM

Updated: Aug 3, 2024, 1:40 PM

NVD Updated: Jun 17, 2026, 5:07 AM

Status: Modified
Published: Feb 8, 2023, 11:15 AM
Modified: Jun 17, 2026, 5:07 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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