What is CVE-2024-53333?

CVE-2024-53333 is a medium-severity vulnerability in Totolink Ex200, classified under Command Injection. CVSS score: 6.3/10. Published 2024-11-21.

How severe is CVE-2024-53333?

Medium severity. CVSS v3 base score is 6.3 out of 10.

RCE in Totolink Ex200

CVE-2024-53333

TOTOLINK EX200 v4.0.3c.7646_B20201211 was found to contain a command insertion vulnerability in the setUssd function. This vulnerability allows an attacker to execute arbitrary commands via the "ussd" parameter.

Vulnerability class: Command Injection (OS Command Injection)

Published 2024-11-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.194 (97.3th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.178 · newest: 0.194 · change: +0.016

Affected products

Totolink Ex200
Totolink Ex200 Firmware — versions 4.0.3c.7646_b20201211

Weakness classification (CWE)

CWE-77 — Command Injection

References

github.com/luckysmallbird/Totolink-EX200-Vulnerability-1/blob/main/README.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-53333?: CVE-2024-53333 is a medium-severity vulnerability in Totolink Ex200, classified under Command Injection. CVSS score: 6.3/10. Published 2024-11-21.
How severe is CVE-2024-53333?: Medium severity. CVSS v3 base score is 6.3 out of 10.