What is the CVSS score of CVE-2021-4161?

CVE-2021-4161 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.7%.

Mgate Mb3180 Firmware CVE-2021-4161

HIGH

Cleartext Transmission of Sensitive Information (CWE-319)

2021-12-27 ics-cert@hq.dhs.gov

Information Disclosure Mgate Mb3180 Firmware Mgate Mb3280 Firmware Mgate Mb3480 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 27, 2021 - 19:15 nvd

HIGH 7.5

DescriptionNVD

The affected products contain vulnerable firmware, which could allow an attacker to sniff the traffic and decrypt login credential details. This could give an attacker admin rights through the HTTP web server.

AnalysisAI

The affected products contain vulnerable firmware, which could allow an attacker to sniff the traffic and decrypt login credential details. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-319. The affected products contain vulnerable firmware, which could allow an attacker to sniff the traffic and decrypt login credential details. This could give an attacker admin rights through the HTTP web server. Affected products include: Moxa Mgate Mb3180 Firmware, Moxa Mgate Mb3280 Firmware, Moxa Mgate Mb3480 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.