PT-2022-9232 · Br · B&R Automation Runtime

Published 2022-05-13 · Updated 2022-05-25 · CVE-2021-22275

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions B&R Automation Runtime (affected versions not specified)

Description A Buffer Overflow issue in the B&R Automation Runtime webserver allows an unauthenticated network-based attacker to stop the cyclic program on the device, causing a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-22275

Affected Products

B&R Automation Runtime

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-22275 · Security Note
• https://br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22275 · Vendor Advisory
• https://t.me/cvenotify/30184 · Telegram Post