Vulnerability · Published Feb 8, 2023 · Assigned by ABB

CVE-2022-43763Lack of checking preconditions in APROL

High 7.5

In plain English

A high-severity security flaw in B&R APROL from B&R Industrial Automation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 50.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Insufficient check of preconditions could lead to Denial of Service conditions when calling commands on the Tbase server of B&R APROL versions < R 4.2-07.

Affected products (as reported)

VendorProductVersions
B&R Industrial Automation B&R APROL < R 4.2-07

Weakness: CWE-252 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References