CVE-2022-4873

CRITICAL

9.8

Description

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/11/2023

Last Modified11/4/2025

Sourcenvd

Honeypot Sightings0

Affected Products

netcommwireless:nf20netcommwireless:nf20_firmwarenetcommwireless:nf20meshnetcommwireless:nf20mesh_firmwarenetcommwireless:nl1902netcommwireless:nl1902_firmware

Weaknesses (CWE)

CWE-787

References

https://github.com/scarvell/advisories/blob/main/2022_netcomm_nf20mesh_unauth_rce.md(cret@cert.org)

https://github.com/scarvell/advisories/blob/main/2022_netcomm_nf20mesh_unauth_rce.md(af854a3a-2127-422b-91ae-364da2661108)

https://www.kb.cert.org/vuls/id/986018(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.