How severe is CVE-2024-34200?

CVE-2024-34200 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-34200 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-34200?

CVE-2024-34200 affects Totolink Cp450 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-34200?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-34200 have an EU (EUVD) identifier?

Yes. CVE-2024-34200 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-34680.

When was CVE-2024-34200 published?

CVE-2024-34200 was published on 2024-05-14 and last updated on 2026-06-17.

CVE-2024-34200

CVE-2024-34200 is a high-severity vulnerability in Totolink Cp450 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-34680
Weakness: CWE-125
Affected product: Totolink Cp450 Firmware
Published: 2024-05-14
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2024-34200?: TOTOLINK CPE CP450 v4.1.0cu.747_B20191224 was discovered to contain a stack buffer overflow vulnerability in the setIpQosRules function.
How severe is CVE-2024-34200?: CVE-2024-34200 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-34200 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-34200?: CVE-2024-34200 affects Totolink Cp450 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-34200?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-34200 have an EU (EUVD) identifier?: Yes. CVE-2024-34200 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-34680.
When was CVE-2024-34200 published?: CVE-2024-34200 was published on 2024-05-14 and last updated on 2026-06-17.

References

https://github.com/n0wstr/IOTVuln/tree/main/CP450/setIpQosRules

Affected products (1)

cpe:2.3:o:totolink:cp450_firmware:4.1.0cu.747_b20191224:*:*:*:*:*:*:*

More vulnerabilities in Totolink Cp450 Firmware

CVE-2024-7332 — Critical (CVSS 9.8): A vulnerability was found in TOTOLINK CP450 4.1.0cu.747_B20191224. It has been classified as critical. This affects an…
CVE-2024-34213 — Critical (CVSS 9.8): TOTOLINK CP450 v4.1.0cu.747_B20191224 was discovered to contain a stack buffer overflow vulnerability in the…
CVE-2024-34209 — Critical (CVSS 9.8): TOTOLINK CP450 v4.1.0cu.747_B20191224 was discovered to contain a stack buffer overflow vulnerability in the…
CVE-2024-34204 — Critical (CVSS 9.8): TOTOLINK outdoor CPE CP450 v4.1.0cu.747_B20191224 was discovered to contain a command injection vulnerability in the…
CVE-2024-7465 — High (CVSS 8.8): A vulnerability, which was classified as critical, was found in TOTOLINK CP450 4.1.0cu.747_B20191224. Affected is the…
CVE-2024-34211 — High (CVSS 8.8): TOTOLINK CP450 v4.1.0cu.747_B20191224 was discovered to contain a hardcoded password vulnerability in…

All CVEs affecting Totolink Cp450 Firmware →

Other CWE-125 (Out-of-bounds Read) vulnerabilities

CVE-2026-24826 — Critical (CVSS 10.0): Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read,…
CVE-2024-22004 — Critical (CVSS 10.0): Due to length check, an attacker with privilege access on a Linux Nonsecure operating system can trigger a…
CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

Browse all CWE-125 (Out-of-bounds Read) vulnerabilities →