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CVE-2021-27457

Severity CVSS v4.0:
Pending analysis
Type:
CWE-327 Use of a Broken or Risky Cryptographic Algorithm
Publication date:
20/05/2021
Last modified:
30/07/2022

Description

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected products utilize a weak encryption algorithm for storage of sensitive data, which may allow an attacker to more easily obtain credentials used for access.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:emerson:x-stream_enhanced_xegp_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:emerson:x-stream_enhanced_xegp:-:*:*:*:*:*:*:*
cpe:2.3:o:emerson:x-stream_enhanced_xegk_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:emerson:x-stream_enhanced_xegk:-:*:*:*:*:*:*:*
cpe:2.3:o:emerson:x-stream_enhanced_xefd_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:emerson:x-stream_enhanced_xefd:-:*:*:*:*:*:*:*
cpe:2.3:o:emerson:x-stream_enhanced_xexf_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:emerson:x-stream_enhanced_xexf:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools