CVE-2021-27475
Rockwell Automation Connected Components Workbench v12.00.00 and prior does not limit the objects that can be deserialized.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 8.6 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 2.99% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- rockwellautomation/connected components workbench
- Source
- ics-cert@hq.dhs.gov
References
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1131435Permissions Required, Vendor Advisory
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-133-01Third Party Advisory, US Government Resource
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1131435Permissions Required, Vendor Advisory
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-133-01Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.