CVE-2022-4873

Stack based overflow on Netcomm router models NF20MESH, NF20, and NL1902

Published Jan 11, 2023 CVSS 3.1 · 9.8 Critical EPSS 7.2% KEV · Not listed
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.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2022-52133 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.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
certcc
Published
Updated
Nov 4, 2025, 7:14 PM
Reserved
Jan 4, 2023, 2:15 PM
Status
Modified
Published
Jan 11, 2023, 9:15 PM
Modified
Jun 17, 2026, 5:22 AM