CVE-2021-22275

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.

CVSS v3 8.6 HIGH
CVSS v2.0 7.8 HIGH

8.6^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf	Vendor Advisory
https://www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf	Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

21 Nov 2024, 05:49

Type	Values Removed	Values Added
References	~~() https://www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf - Vendor Advisory~~	() https://www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf - Vendor Advisory

Information

Published : 2022-05-13 15:15

Updated : 2024-11-21 05:49

NVD link : CVE-2021-22275

Mitre link : CVE-2021-22275

CVE.ORG link : CVE-2021-22275

JSON object : View

Products Affected

br-automation

automation_runtime

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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