What is the CVSS score of CVE-2021-27467?

CVE-2021-27467 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.7%.

X Stream Enhanced Xegp Firmware CVE-2021-27467

MEDIUM

Improper Restriction of Rendered UI Layers or Frames (CWE-1021)

2021-05-20 ics-cert@hq.dhs.gov

XSS Authentication Bypass X Stream Enhanced Xegp Firmware X Stream Enhanced Xegk Firmware X Stream Enhanced Xefd Firmware X Stream Enhanced Xexf Firmware

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

May 20, 2021 - 12:15 nvd

MEDIUM 6.1

DescriptionNVD

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected product’s web interface allows an attacker to route click or keystroke to another page provided by the attacker to gain unauthorized access to sensitive information.

AnalysisAI

A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-1021. A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected product’s web interface allows an attacker to route click or keystroke to another page provided by the attacker to gain unauthorized access to sensitive information. Affected products include: Emerson X-Stream Enhanced Xegp Firmware, Emerson X-Stream Enhanced Xegk Firmware, Emerson X-Stream Enhanced Xefd Firmware, Emerson X-Stream Enhanced Xexf Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.