PT-2023-21377 · Rockwell Automation · Thinmanager Thinserver

Security Researchers · Published 2023-03-21 · Updated 2024-01-09 · CVE-2023-27857

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Rockwell Automation's ThinManager ThinServer (affected versions not specified)

Description A heap-based buffer over-read condition occurs when the message field indicates more data than is present in the message field. An unauthenticated remote attacker can exploit this issue to crash ThinServer.exe due to a read access violation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2025-06451

CVE-2023-27857

Affected Products

Thinmanager Thinserver

References · 8

• https://osv.dev/vulnerability/CVE-2023-27857 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-06451 · Security Note
• https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138640 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-27857 · Security Note
• https://t.me/cvenotify/46604 · Telegram Post
• https://rockwellautomation.com.cn/trust-center/security-advisories/advisory.PN1618.html · Note
• https://t.me/cibsecurity/60427 · Telegram Post
• https://t.me/cvenotify/47072 · Telegram Post