CVE-2021-37273 - Vulnerability Details - OpenCVE

Description

A Denial of Service issue exists in China Telecom Corporation EPON Tianyi Gateway ZXHN F450(EPON ONU) 3.0. Tianyi Gateway is a hardware terminal of "Optical Modem Smart Router." Attackers can use this vulnerability to restart the device multiple times.

Published: 2021-09-28

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:chinatelecom:epon_tianyi_gateway_zxhn_f450_firmware:3.0:*:*:*:*:*:*:*

cpe:2.3:h:chinatelecom:epon_tianyi_gateway_zxhn_f450:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-23845	A Denial of Service issue exists in China Telecom Corporation EPON Tianyi Gateway ZXHN F450(EPON ONU) 3.0. Tianyi Gateway is a hardware terminal of "Optical Modem Smart Router." Attackers can use this vulnerability to restart the device multiple times.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00296.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.cnvd.org.cn/flaw/show/2958526

History

No history.

Subscriptions

Chinatelecom Epon Tianyi Gateway Zxhn F450 Epon Tianyi Gateway Zxhn F450 Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-09-28T18:00:01.000Z

Updated: 2024-08-04T01:16:04.017Z

Reserved: 2021-07-21T00:00:00.000Z

Link: CVE-2021-37273

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-09-28T18:15:08.793

Modified: 2024-11-21T06:14:55.527

Link: CVE-2021-37273

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-noinfo

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