Buffer overflow in Br-Automation Industrial Automation Aprol

CVE-2022-43764

Insufficient validation of input parameters when changing configuration on Tbase server in B&R APROL versions < R 4.2-07 could result in buffer overflow. This may lead to Denial-of-Service conditions or execution of arbitrary code.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (54.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-43764: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-43764?
CVE-2022-43764 is a critical-severity vulnerability in Br-Automation Industrial Automation Aprol, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-02-08.
How severe is CVE-2022-43764?
Critical severity. CVSS v3 base score is 9.8 out of 10.