CVE-2021-27461

Published: May 20, 2021Modified: Jun 17, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected webserver applications allow access to stored data that can be obtained by using specially crafted URLs.

Affected (4)

Products: Emerson: X Stream Enhanced Xegp Firmware, X Stream Enhanced Xegk Firmware, X Stream Enhanced Xefd Firmware, X Stream Enhanced Xexf Firmware

Emerson

4 products

X Stream Enhanced Xegp Firmware

X Stream Enhanced Xegk Firmware

X Stream Enhanced Xefd Firmware

X Stream Enhanced Xexf Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Emerson X Stream Enhanced Xegp Firmware	All versions

Running on/with	Platform Versions
Emerson X Stream Enhanced Xegp	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Emerson X Stream Enhanced Xegk Firmware	All versions

Running on/with	Platform Versions
Emerson X Stream Enhanced Xegk	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Emerson X Stream Enhanced Xefd Firmware	All versions

Running on/with	Platform Versions
Emerson X Stream Enhanced Xefd	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Emerson X Stream Enhanced Xexf Firmware	All versions

Running on/with	Platform Versions
Emerson X Stream Enhanced Xexf	All versions

Related CWEs

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (2)

https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01

Source: ics-cert@hq.dhs.gov

Third Party AdvisoryUS Government Resource

https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryUS Government Resource

Timeline

No history available yet.