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CVE-2021-22275

HIGH
Published 2022-05-13T14:23:20
Actions:

Expert Analysis

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CVSS Score

V3.1
8.6
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.004
probability
of exploitation in the wild

There is a 0.4% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.621
Higher than 62.1% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

B&R Automation

Automation Runtime webserver

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-r593-v4g4-3636

Advisory Details

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 Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-22275
WEB https://www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf

Advisory provided by GitHub Security Advisory Database. Published: May 14, 2022, Modified: May 26, 2022

References

https://www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf
Published: 2022-05-13T14:23:20
Last Modified: 2024-08-03T18:37:18.446Z
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