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Vulnerability record · CVE-2024-6962 · published 22 July 2024

CVE-2024-6962: Tenda o3 firmware1.0.0.10\(2478\) stack-based buffer overflow vulnerability

Tenda · O3 Firmware1.0.0.10\(2478\)

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.

8.7 CVSS 4.0 High EPSS 1.2% · top 34.2% CWE-121 · Stack-based buffer overflowCWE-787 · Out-of-bounds write
8.7CVSS 4.0 base score, v2 9.0
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/O3V2.0/formQosSet.md Exploit
https://vuldb.com/?ctiid.272116 Permissions Required
https://vuldb.com/?id.272116 Permissions Required
https://vuldb.com/?submit.374583 Third Party AdvisoryVDB Entry
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/O3V2.0/formQosSet.md Exploit
https://vuldb.com/?ctiid.272116 Permissions Required
https://vuldb.com/?id.272116 Permissions Required
https://vuldb.com/?submit.374583 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.7CVE-2024-6964Tenda o3 firmware1.0.0.10\(2478\) stack-based buffer overflow vulnerabilityA vulnerability, which was classified as critical, was found in Tenda O3 1.0.0.10. Affected is the function fromDhcpSetSer. The manipulation of the a…EPSS 1.2%8.7CVE-2024-6965Tenda o3 firmware1.0.0.10\(2478\) stack-based buffer overflow vulnerabilityA vulnerability has been found in Tenda O3 1.0.0.10 and classified as critical. Affected by this vulnerability is the function fromVirtualSet. The ma…EPSS 1.3%8.7CVE-2024-6963Tenda o3 firmware1.0.0.10\(2478\) stack-based buffer overflow vulnerabilityA vulnerability, which was classified as critical, has been found in Tenda O3 1.0.0.10. This issue affects the function formexeCommand. The manipulat…EPSS 1.3%7.4CVE-2025-12214Tenda o3 firmware1.0.0.10\(2478\) memory buffer overflow vulnerabilityA vulnerability was detected in Tenda O3 1.0.0.10(2478). This issue affects the function SetValue/GetValue of the file /goform/sysAutoReboot. Perform…EPSS 0.80%7.4CVE-2025-12213Tenda o3 firmware1.0.0.10\(2478\) memory buffer overflow vulnerabilityA security vulnerability has been detected in Tenda O3 1.0.0.10(2478). This vulnerability affects the function SetValue/GetValue of the file /goform/…EPSS 0.80%7.4CVE-2025-12212Tenda o3 firmware1.0.0.10\(2478\) memory buffer overflow vulnerabilityA weakness has been identified in Tenda O3 1.0.0.10(2478). This affects the function SetValue/GetValue of the file /goform/setNetworkService. This ma…EPSS 0.80%7.4CVE-2025-12211Tenda o3 firmware1.0.0.10\(2478\) memory buffer overflow vulnerabilityA security flaw has been discovered in Tenda O3 1.0.0.10(2478). Affected by this issue is the function SetValue/GetValue of the file /goform/setDmzIn…EPSS 0.84%7.4CVE-2025-12209Tenda o3 firmware1.0.0.10\(2478\) memory buffer overflow vulnerabilityA vulnerability was determined in Tenda O3 1.0.0.10(2478). Affected is the function SetValue/GetValue of the file /goform/setDhcpConfig. Executing a …EPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2024-6962), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.