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ABBCVELIST:CVE-2021-22275

HistoryMay 13, 2022 - 2:23 p.m.

CVE-2021-22275 Denial of service vulnerability on Automation Runtime webserver

2022-05-1314:23:20

CWE-120

ABB

www.cve.org

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.6%

JSON

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.

CNA Affected

[
  {
    "product": "Automation Runtime webserver",
    "vendor": "B&R Automation",
    "versions": [
      {
        "lessThan": "4.91",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.6%

JSON

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