What is CVE-2023-24333?

CVE-2023-24333 is a high-severity vulnerability in Tenda Ac21, classified under Code Injection. CVSS score: 8.8/10. Published 2024-02-21.

How severe is CVE-2023-24333?

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

RCE in Tenda Ac21

CVE-2023-24333

A stack overflow vulnerability in Tenda AC21 with firmware version US_AC21V1.0re_V16.03.08.15_cn_TDC01 allows attackers to run arbitrary commands via crafted POST request to /goform/openSchedWifi.

Vulnerability class: RCE (Remote Code Execution)

Published 2024-02-21 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.005 (38.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Tenda Ac21 — versions 1.0
Tenda Ac21 Firmware — versions 16.03.08.15

Weakness classification (CWE)

CWE-94 — Code Injection

References

github.com/caoyebo/CVE/tree/main/TENDA AC21 - CVE-2023-24333 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-24333?: CVE-2023-24333 is a high-severity vulnerability in Tenda Ac21, classified under Code Injection. CVSS score: 8.8/10. Published 2024-02-21.
How severe is CVE-2023-24333?: High severity. CVSS v3 base score is 8.8 out of 10.