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HIGH · 7.5

CVE-2023-27857

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 ThinServ...

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
RockwellautomationThinmanager>= 11.0.0, < 11.0.5

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2023-27857?

CVE-2023-27857 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 ThinServ...

How severe is CVE-2023-27857?

CVE-2023-27857 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-27857?

Check the references section above for vendor advisories and patch information. Affected products include: Rockwellautomation Thinmanager.