CVE-2022-30264

CRITICAL

Emerson ROC/FloBoss RTU <2022-05-02 - Unauthenticated Arbitrary File Operations via ROC Opcode 203

Title source: llm
STIX 2.1

Description

The Emerson ROC and FloBoss RTU product lines through 2022-05-02 perform insecure filesystem operations. They utilize the ROC protocol (4000/TCP, 5000/TCP) for communications between a master terminal and RTUs. Opcode 203 of this protocol allows a master terminal to transfer files to and from the flash filesystem and carrying out arbitrary file and directory read, write, and delete operations.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://www.forescout.com/blog/
Mitigation, Third Party Advisory, US Government Resource x_refsource_misc
https://www.cisa.gov/uscert/ics/advisories/icsa-22-223-04

Scores

CVSS v3 9.8
EPSS 0.0042
EPSS Percentile 33.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-345
Status published
Products (5)
emerson/dl8000_firmware < 2022-05-02
emerson/fb3000_rtu_firmware < 2022-05-02
emerson/roc800l_firmware < 2022-05-02
emerson/roc809_firmware < 2022-05-02
emerson/roc827_firmware < 2022-05-02
Published Aug 16, 2022
Tracked Since Feb 18, 2026