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CVE-2021-22275

nvd nist
Published: May 13, 2022Modified: Jun 17, 2026

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8.6
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 4.0
Source: NVD

Description

Buffer Overflow vulnerability in B&R Automation Runtime webserver allows an unauthenticated network-based attacker to stop the cyclic program on the device and cause a denial of service.

Affected (1)

Br Automation
1 product
Automation Runtime
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Automation Runtime
Before 4.91

Related CWEs

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References (2)

Source: cybersecurity@ch.abb.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.