What is CVE-2022-32383?

CVE-2022-32383 is a critical-severity vulnerability in Tendacn Ac23 Ac2100, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-07-06.

How severe is CVE-2022-32383?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Tendacn Ac23 Ac2100

CVE-2022-32383

Tenda AC23 v16.03.07.44 was discovered to contain a stack overflow via the AdvSetMacMtuWan function.

Vulnerability class: Buffer Overflow

Published 2022-07-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.7th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: +0.000

Affected products

Tendacn Ac23 Ac2100
Tendacn Ac23 Ac2100 Firmware — versions 16.03.07.44

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

drive.google.com/file/d/1M18rn2N7GzmBRI770S07IbbzmvX-5IPe/view (Exploit, Third Party Advisory)
github.com/LuGakki/Vuln/blob/main/Tenda AC23.pdf (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-32383?: CVE-2022-32383 is a critical-severity vulnerability in Tendacn Ac23 Ac2100, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-07-06.
How severe is CVE-2022-32383?: Critical severity. CVSS v3 base score is 9.8 out of 10.