CVE-2022-4873 - OpenCVE

On Netcomm router models NF20MESH, NF20, and NL1902 a stack based buffer overflow affects the sessionKey parameter. By providing a specific number of bytes, the instruction pointer is able to be overwritten on the stack and crashes the application at a known location.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Netcommwireless	Nf20 Nf20 Firmware Nf20mesh Nf20mesh Firmware Nl1902 Nl1902 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:netcommwireless:nf20_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netcommwireless:nf20:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:netcommwireless:nf20mesh_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netcommwireless:nf20mesh:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:netcommwireless:nl1902_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netcommwireless:nl1902:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/scarvell/advisories/blob/main/2022_netcomm_nf20mesh_unauth_rce.md
https://www.kb.cert.org/vuls/id/986018

History

Tue, 04 Nov 2025 20:30:00 +0000

Type	Values Removed	Values Added
References		https://www.kb.cert.org/vuls/id/986018

Wed, 09 Apr 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: certcc

Published: 2023-01-11T20:39:53.548Z

Updated: 2025-11-04T19:14:30.799Z

Reserved: 2023-01-04T14:15:10.778Z

Link: CVE-2022-4873

Vulnrichment

Updated: 2025-11-04T19:14:30.799Z

NVD

Status : Modified

Published: 2023-01-11T21:15:10.307

Modified: 2025-11-04T20:16:15.543

Link: CVE-2022-4873

Redhat

No data.

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