CVE-2023-27857
moderate-risk
Published 2023-03-22
In affected versions, a heap-based buffer over-read condition occurs when the message field indicates more data than is present in the message field in Rockwell Automation's ThinManager ThinServer. An unauthenticated remote attacker can exploit this vulnerability to crash ThinServer.exe due to a read access violation.
Do I need to act?
!
19.1% chance of exploitation in next 30 days
EPSS score — higher than 81% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (2)
Affected Vendors
References (2)
46
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
13/34 · Low
Exposure
7/34 · Low