What is CVE-2024-42966?

CVE-2024-42966 is a critical-severity vulnerability in Totolink N350rt, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2024-08-15.

How severe is CVE-2024-42966?

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

Is CVE-2024-42966 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Totolink N350rt

CVE-2024-42966

Incorrect access control in TOTOLINK N350RT V9.3.5u.6139_B20201216 allows attackers to obtain the apmib configuration file, which contains the username and the password, via a crafted request to /cgi-bin/ExportSettings.sh.

Vulnerability class: Broken Access Control

Published 2024-08-15 · 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: 0.006 (46.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Totolink N350rt
Totolink N350rt Firmware — versions 9.3.5u.6139_b20201216

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

Public proof-of-concept exploits

References

github.com/TTTJJJWWW/AHU-IoT-vulnerable/blob/main/TOTOLINK/N350R/ExportSettings… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-42966?: CVE-2024-42966 is a critical-severity vulnerability in Totolink N350rt, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2024-08-15.
How severe is CVE-2024-42966?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2024-42966 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.