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Vulnerability · Published Mar 21, 2023 · Assigned by Rockwell

CVE-2023-27855Rockwell Automation ThinManager ThinServer Path Traversal Upload

Critical 9.8

In plain English

A critical-severity path traversal in ThinManager ThinServer from Rockwell Automation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 13.5% (higher than 96% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)13.5%top 3.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Metasploit

Official description

In affected versions, a path traversal exists when processing a message in Rockwell Automation's ThinManager ThinServer. An unauthenticated remote attacker could potentially exploit this vulnerability to upload arbitrary files to any directory on the disk drive where ThinServer.exe is installed. The attacker could overwrite existing executable files with attacker-controlled, malicious contents, potentially causing remote code execution.

Affected products (as reported)

VendorProductVersions
Rockwell Automation ThinManager ThinServer 6.x - 10.x11.0.0 - 11.0.511.1.0 - 11.1.511.2.0 - 11.2.612.0.0 - 12.0.412.1.0 - 12.1.513.0.0 - 13.0.1

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References