What is CVE-2024-7462?

CVE-2024-7462 is a high-severity vulnerability in Totolink N350rt, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-08-05.

How severe is CVE-2024-7462?

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

Is CVE-2024-7462 known to be exploited?

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

Buffer overflow in Totolink N350rt

CVE-2024-7462

A vulnerability classified as critical has been found in TOTOLINK N350RT 9.3.5u.6139_B20201216. This affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-273555. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Buffer Overflow

Published 2024-08-05 · 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: 0.013 (70.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Totolink N350rt — versions 9.3.5u.6139_B20201216
Totolink N350rt Firmware — versions 9.3.5u.6139_b20201216

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

References

vuldb.com/ (Permissions Required, technical-description, VDB Entry, Third Party Advisory, vdb-entry)
vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry, Third Party Advisory)
vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/N350R/setWizardCfg.md (Exploit, exploit)

Frequently asked questions

What is CVE-2024-7462?: CVE-2024-7462 is a high-severity vulnerability in Totolink N350rt, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-08-05.
How severe is CVE-2024-7462?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-7462 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.