Stack-Based Buffer Overflow Vulnerability in Netcomm Router Models NF20MESH, NF20, and NL1902

Stack-Based Buffer Overflow Vulnerability in Netcomm Router Models NF20MESH, NF20, and NL1902

CVE-2022-4873 · CRITICAL Severity

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

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.

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