What is CVE-2022-36568?

CVE-2022-36568 is a high-severity vulnerability in Tenda Ac9, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2022-08-31.

How severe is CVE-2022-36568?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Tenda Ac9

CVE-2022-36568

Tenda AC9 V15.03.05.19 was discovered to contain a stack overflow via the list parameter at /goform/setPptpUserList.

Vulnerability class: Buffer Overflow

Published 2022-08-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.4th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Tenda Ac9
Tenda Ac9 Firmware — versions 15.03.05.19

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

github.com/CyberUnicornIoT/IoTvuln/blob/main/Tenda_ac9/3/tenda_ac9_setPptpUserL… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-36568?: CVE-2022-36568 is a high-severity vulnerability in Tenda Ac9, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2022-08-31.
How severe is CVE-2022-36568?: High severity. CVSS v3 base score is 8.8 out of 10.