How severe is CVE-2024-6962?

CVE-2024-6962 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-2024-6962 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-6962?

CVE-2024-6962 affects Tenda O3 Firmware1.0.0.10(2478). See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-6962?

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-2024-6962 have an EU (EUVD) identifier?

Yes. CVE-2024-6962 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-47946.

When was CVE-2024-6962 published?

CVE-2024-6962 was published on 2024-07-22 and last updated on 2026-06-17.

CVE-2024-6962

CVE-2024-6962 is a high-severity vulnerability in Tenda O3 Firmware1.0.0.10(2478) 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
CVSS v4: 8.7
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-47946
Weakness: CWE-787
Affected product: Tenda O3 Firmware1.0.0.10(2478)
Published: 2024-07-22
Last modified: 2026-06-17

Description

A vulnerability classified as critical was found in Tenda O3 1.0.0.10. This vulnerability affects the function formQosSet. The manipulation of the argument remark/ipRange/upSpeed/downSpeed/enable leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272116. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2024-6962?: A vulnerability classified as critical was found in Tenda O3 1.0.0.10. This vulnerability affects the function formQosSet. The manipulation of the argument remark/ipRange/upSpeed/downSpeed/enable leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272116. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2024-6962?: CVE-2024-6962 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-2024-6962 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-6962?: CVE-2024-6962 affects Tenda O3 Firmware1.0.0.10(2478). See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-6962?: 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-2024-6962 have an EU (EUVD) identifier?: Yes. CVE-2024-6962 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-47946.
When was CVE-2024-6962 published?: CVE-2024-6962 was published on 2024-07-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:o3_firmware1.0.0.10\(2478\):*:*:*:*:*:*:*:*

More vulnerabilities in Tenda O3 Firmware1.0.0.10(2478)

CVE-2025-12214 — High (CVSS 8.8): A vulnerability was detected in Tenda O3 1.0.0.10(2478). This issue affects the function SetValue/GetValue of the file…
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