CVE-2022-4873 - CVE House
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Status published Unknown CVE-2022-4873

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

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from Netcomm

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CVE-2025-4010
Arbitrary Command Injection in Netcom NTC-6200 & NWL-222
High 8.6
CVE-2022-4874
Authenticated bypass in Netcomm router models NF20MESH, NF20, and NL1902 allows unauthenticated user to get access to content.
Unknown 0

Affected Vendor

Affected Software

NF20, NF20MESH, NL1902
Vulnerable Versions:
R6B025

Timeline

Official Publish: January 11th, 2023
Last Modified: November 4th, 2025
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.