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Vulnerability record · CVE-2025-15234 · published 30 December 2025

CVE-2025-15234: Tenda m3 firmware memory buffer overflow vulnerability

Tenda · M3 Firmware

A weakness has been identified in Tenda M3 1.0.0.13(4903). Impacted is the function formSetRemoteInternetLanInfo of the file /goform/setInternetLanInfo. This manipulation of the argument portIp/portMask/portGateWay/portDns/portSecDns causes heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

7.4 CVSS 4.0 High EPSS 2.9% · top 13.7% CWE-119 · Memory buffer overflowCWE-122 · Heap-based buffer overflow
7.4CVSS 4.0 base score, v2 9.0
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

A weakness has been identified in Tenda M3 1.0.0.13(4903). Impacted is the function formSetRemoteInternetLanInfo of the file /goform/setInternetLanInfo. This manipulation of the argument portIp/portMask/portGateWay/portDns/portSecDns causes heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

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:P/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/dwBruijn/CVEs/blob/main/Tenda/setRemoteInternetLanInfo.md ExploitThird Party Advisory
https://vuldb.com/?ctiid.338630 Permissions RequiredVDB Entry
https://vuldb.com/?id.338630 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.725496 Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/ Product

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Related vulnerabilities

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

9.8CVE-2023-51090Tenda m3 firmware out-of-bounds write vulnerabilityTenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function formGetWeiXinConfig.EPSS 0.70%9.8CVE-2023-51091Tenda m3 firmware out-of-bounds write vulnerabilityTenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function R7WebsSecurityHandler.EPSS 8.5%9.8CVE-2023-51092Tenda m3 firmware out-of-bounds write vulnerabilityTenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function upgrade.EPSS 13%9.8CVE-2023-51093Tenda m3 firmware out-of-bounds write vulnerabilityTenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function fromSetLocalVlanInfo.EPSS 0.84%9.8CVE-2023-51094Tenda m3 firmware os command injection vulnerabilityTenda M3 V1.0.0.12(4856) was discovered to contain a Command Execution vulnerability via the function TendaTelnet.EPSS 1.1%9.8CVE-2023-51095Tenda m3 firmware out-of-bounds write vulnerabilityTenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function formDelWlRfPolicy.EPSS 0.76%9.8CVE-2022-26289Tenda m3 firmware os command injection vulnerabilityTenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/exeCommand.EPSS 2.6%9.8CVE-2022-26290Tenda m3 firmware os command injection vulnerabilityTenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/WriteFacMac.EPSS 2.6%

Source: NIST National Vulnerability Database (record CVE-2025-15234), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.