CVE-2021-27459

CRITICAL

Emerson Rosemount X-STREAM - Code Injection

Title source: llm
STIX 2.1

Description

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The webserver of the affected products allows unvalidated files to be uploaded, which an attacker could utilize to execute arbitrary code.

References (1)

Core 1
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01

Scores

CVSS v3 9.8
EPSS 0.0069
EPSS Percentile 72.0%
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-434
Status published
Products (4)
emerson/x-stream_enhanced_xefd_firmware
emerson/x-stream_enhanced_xegk_firmware
emerson/x-stream_enhanced_xegp_firmware
emerson/x-stream_enhanced_xexf_firmware
Published May 20, 2021
Tracked Since Feb 18, 2026