CVE-2021-22275

Published on: Not Yet Published

Last Modified on: 05/13/2022 03:31:00 PM UTC

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

Certain versions of Automation Runtime Webserver from BR Automation contain the following vulnerability:

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.

  • CVE-2021-22275 has been assigned by URL Logo [email protected] to track the vulnerability
  • Affected Vendor/Software: URL Logo B&R Automation - Automation Runtime webserver version < 4.91
Vulnerability Patch/Work Around
  • B&R recommends the following specific workarounds and mitigations: The access to the Automation Runtime webserver should be restricted to legitimate network partners, using e.g. a sufficient Firewall setup and robust network segmentation. B&R recommends deactivating Automation Runtime webserver when not needed.

CVE References

Description Tags Link
www.br-automation.com
application/pdf
URL Logo MISC www.br-automation.com/downloads_br_productcatalogue/assets/1625405588264-en-original-1.0.pdf

Known Affected Software

Vendor Product Version
BR Automation Automation_Runtime_webserver< 4.91

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-22275 : Buffer Overflow vulnerability in B&R Automation Runtime webserver allows an unauthenticated networ… twitter.com/i/web/status/1… 2022-05-13 15:18:23
Twitter Icon @wvdsteen New vulnerability on the NVD: CVE-2021-22275 ift.tt/k08FTpd May 14, 2022 at 03:15AM 2022-05-13 16:16:18
Twitter Icon @workentin New vulnerability on the NVD: CVE-2021-22275 ift.tt/k08FTpd 2022-05-13 16:40:33
Twitter Icon @xanadulinux CVE-2021-22275 ift.tt/k08FTpd 2022-05-13 16:52:31
Reddit Logo Icon /r/netcve CVE-2021-22275 2022-05-13 16:38:34
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