CVE-2021-27457

CVSS V2 Medium 5 CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2021-27457
  • Assigner
  • ics-cert@hq.dhs.gov
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-20T12:15:08
  • Last Modified Date
  • 2022-07-30T12:34:17
Weakness Enumerations
CWE URL
CWE-327 http://cwe.mitre.org/data/definitions/327.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:emerson:x-stream_enhanced_xegp_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:emerson:x-stream_enhanced_xegp:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:emerson:x-stream_enhanced_xegk_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:emerson:x-stream_enhanced_xegk:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:emerson:x-stream_enhanced_xefd_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:emerson:x-stream_enhanced_xefd:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:emerson:x-stream_enhanced_xexf_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:emerson:x-stream_enhanced_xexf:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01 Third Party Advisory US Government Resource
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-27457
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27457
History
Created Old Value New Value Data Type Notes
2022-05-10 16:14:08 Added to TrackCVE
2022-12-05 02:39:49 2021-05-20T12:15Z 2021-05-20T12:15:08 CVE Published Date updated
2022-12-05 02:39:49 2022-07-30T12:34:17 CVE Modified Date updated
2022-12-05 02:39:49 Analyzed Vulnerability Status updated