Access of Uninitialized Pointer vulnerability in TP-Link WR940N and WR941ND allows local unauthenticated attackers the ability to execute DoS attack and potentially arbitrary code execution under the context of the ‘root’ user.This issue affects WR940N and WR941ND: ≤ WR940N v5 3.20.1 Build 200316, ≤ WR941ND v6 3.16.9 Build 151203.
https://www.tp-link.com/us/support/faq/4848/
https://www.tp-link.com/us/support/download/tl-wr941nd/#Firmware
https://www.tp-link.com/us/support/download/tl-wr940n/v5/#Firmware
https://blog.exodusintel.com/2022/06/23/tp-link-wr940n-wr941nd-uninitialized-pointer-vulnerability/
Published: 2025-12-18
Updated: 2026-04-29
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 8.4
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: High
Base Score: 7.7
Vector: CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00014