CVE-2025-15234

Tenda M3 setInternetLanInfo formSetRemoteInternetLanInfo heap-based overflow

HIGH
8.8
CVSS Score
Published: December 30, 2025 at 08:32 AM UTC
Updated: October 7, 2026 at 12:10 PM UTC
1 product affected across 1 vendorM3 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 3%
SSVC
PoC

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 exploited.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

tenda-m3 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.338630
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.338630
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.725496
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-122CWE-119

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