CVE-2023-30306 - Vulnerability Details - OpenCVE

Description

An issue discovered in Mercury x30g, Mercury YR1800XG routers allows attackers to hijack TCP sessions which could lead to a denial of service.

Published: 2024-05-28

Score: 4.3 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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	—

No data.

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-34729	An issue discovered in Mercury x30g, Mercury YR1800XG routers allows attackers to hijack TCP sessions which could lead to a denial of service.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00272.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://www.ndss-symposium.org/ndss-paper/exploiting-sequence-number-leakage-tcp-hijacking-in-nat-enabled-wi-fi-networks/

History

Sun, 13 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00252}`	epss `{'score': 0.0033}`

Fri, 22 Nov 2024 22:15:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-05-28T19:56:15.056Z

Updated: 2025-02-13T15:46:42.429Z

Reserved: 2023-04-07T00:00:00.000Z

Link: CVE-2023-30306

Vulnrichment

Updated: 2024-08-02T14:21:44.833Z

NVD

Status : Deferred

Published: 2024-05-28T20:16:20.317

Modified: 2026-06-17T05:54:26.963

Link: CVE-2023-30306

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

No weakness.

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