CVE-2021-27475

Rockwell Automation Connected Components Workbench v12.00.00 and prior does not limit the objects that can be deserialized. This vulnerability allows attackers to craft a malicious serialized object that, if opened by a local user in Connected Components Workbench, may result in remote code execution. This vulnerability requires user interaction to be successfully exploited.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.6 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
icscertCNA
8.6 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 43%
VendorProductVersion
rockwellautomationconnected_components_workbench
𝑥
≤ 12.00.00
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1131435
https://www.cisa.gov/uscert/ics/advisories/icsa-21-133-01
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1131435
https://www.cisa.gov/uscert/ics/advisories/icsa-21-133-01