What is CVE-2024-34200?

CVE-2024-34200 is a high-severity vulnerability in Totolink Cp450, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2024-05-14.

How severe is CVE-2024-34200?

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

Out-of-bounds Read in Totolink Cp450

CVE-2024-34200

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

Vulnerability class: Buffer Overflow

Published 2024-05-14 · 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: 0.009 (58.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

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

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

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

Frequently asked questions

What is CVE-2024-34200?: CVE-2024-34200 is a high-severity vulnerability in Totolink Cp450, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2024-05-14.
How severe is CVE-2024-34200?: High severity. CVSS v3 base score is 8.8 out of 10.