High severity · published Mar 22, 2023
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…
7.5
CVSS
18.3%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)18.3% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TH
Thinmanager · Rockwellautomation
11.0.0 before 11.0.5; 11.1.0 before 11.1.5; 11.2.0 before 11.2.6; 12.0.0 before 12.0.3; 12.1.0 before 12.1.4; 13.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-27857
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-27857
Vendor Advisory
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138640
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