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CVSSv2

CVE-2021-33012

Published: 09/07/2021 Updated: 12/07/2021
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 8.6 | Impact Score: 4 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

Rockwell Automation MicroLogix 1100, all versions, allows a remote, unauthenticated attacker sending specially crafted commands to cause the PLC to fault when the controller is switched to RUN mode, which results in a denial-of-service condition. If successfully exploited, this vulnerability will cause the controller to fault whenever the controller is switched to RUN mode.

Vulnerability Trend

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rockwellautomation micrologix_1100_firmware

Github Repositories

https://github.com/btaub/industrial

PLC/ICS scripts

industrial PLC/ICS scripts CVE-2021-33012 POC CVE-2021-33012 POC video

References

NVD-CWE-noinfohttps://us-cert.cisa.gov/ics/advisories/icsa-21-189-01https://nvd.nist.govhttps://github.com/btaub/industrial
CVSSv2
CVSSv2
CVSSv3
VMScore
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