Description
A NULL pointer dereference in TOTOLINK N600R firmware v4.3.0cu.7866_B2022506 allows attackers to cause a Denial of Service.
Published: 2025-09-25
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-31145 A NULL pointer dereference in TOTOLINK N600R firmware v4.3.0cu.7866_B2022506 allows attackers to cause a Denial of Service.
History

Mon, 29 Sep 2025 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Totolink n600r
CPEs cpe:2.3:h:totolink:n600r:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:n600r_firmware:4.3.0cu.7866_b2022506:*:*:*:*:*:*:*
Vendors & Products Totolink n600r

Fri, 26 Sep 2025 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-476
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 26 Sep 2025 11:45:00 +0000

Type Values Removed Values Added
First Time appeared Totolink
Totolink n600r Firmware
Vendors & Products Totolink
Totolink n600r Firmware

Thu, 25 Sep 2025 17:45:00 +0000

Type Values Removed Values Added
Description A NULL pointer dereference in TOTOLINK N600R firmware v4.3.0cu.7866_B2022506 allows attackers to cause a Denial of Service.
References

Subscriptions

Totolink N600r N600r Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-09-26T20:02:31.219Z

Reserved: 2025-08-17T00:00:00.000Z

Link: CVE-2025-57623

cve-icon Vulnrichment

Updated: 2025-09-26T20:02:26.297Z

cve-icon NVD

Status : Analyzed

Published: 2025-09-25T18:15:43.997

Modified: 2025-09-29T13:07:01.900

Link: CVE-2025-57623

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-26T11:36:14Z

Weaknesses