What is CVE-2022-46538?

CVE-2022-46538 is a critical-severity vulnerability in Tenda F1203, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-12-20.

How severe is CVE-2022-46538?

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

RCE in Tenda F1203

CVE-2022-46538

Tenda F1203 V2.0.1.6 was discovered to contain a command injection vulnerability via the mac parameter at /goform/WriteFacMac.

Vulnerability class: Command Injection (OS Command Injection)

Published 2022-12-20 · 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: 0.024 (83.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000

Affected products

Tenda F1203
Tenda F1203 Firmware — versions 2.0.1.6

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

github.com/Double-q1015/CVE-vulns/blob/main/tenda_f1203/formWriteFacMac/formWri… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-46538?: CVE-2022-46538 is a critical-severity vulnerability in Tenda F1203, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-12-20.
How severe is CVE-2022-46538?: Critical severity. CVSS v3 base score is 9.8 out of 10.