What is CVE-2024-34202?

CVE-2024-34202 is a medium-severity vulnerability in Totolink Cp450, classified under Stack-based Buffer Overflow. CVSS score: 6.5/10. Published 2024-05-14.

How severe is CVE-2024-34202?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Totolink Cp450

CVE-2024-34202

TOTOLINK CP450 v4.1.0cu.747_B20191224 was discovered to contain a stack buffer overflow vulnerability in the setMacFilterRules function.

Vulnerability class: Buffer Overflow

Published 2024-05-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Totolink Cp450
Totolink Cp450 Firmware — versions 4.1.0cu.747_b20191224

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

github.com/n0wstr/IOTVuln/tree/main/CP450/setMacFilterRules (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-34202?: CVE-2024-34202 is a medium-severity vulnerability in Totolink Cp450, classified under Stack-based Buffer Overflow. CVSS score: 6.5/10. Published 2024-05-14.
How severe is CVE-2024-34202?: Medium severity. CVSS v3 base score is 6.5 out of 10.