TI-2025-11196 Aliases CVE-2025-12213 GHSA-fxm8-3753-c2p6

Tenda O3 setVlanConfig GetValue stack-based overflow

HIGH 73CWE-119Published 2025-10-27 · Updated 2026-02-24

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

A security vulnerability has been detected in Tenda O3 1.0.0.10(2478). This vulnerability affects the function SetValue/GetValue of the file /goform/setVlanConfig. Such manipulation of the argument lan leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00799 56th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Tenda	O3	1.0.0.10(2478)	—	No fix listed	CNA

O3 VendorTenda Affected 1.0.0.10(2478) Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:tenda:o3_firmware1.0.0.10\(2478\)::::::::	all versions	Vulnerable	Tenda
cpe:2.3:h:tenda:o3:2.0:::::::*	2.0	Running on	Tenda

cpe:2.3:o:tenda:o3_firmware1.0.0.10\(2478\):*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Tenda
cpe:2.3:h:tenda:o3:2.0:*:*:*:*:*:*:* Versions 2.0 Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-12213
2026-10-03 Alias added: GHSA-fxm8-3753-c2p6

References

Exploit 1

https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/setVlanConfig.md

Other 1

https://www.tenda.com.cn/

TI-2025-11195 Tenda O3 setNetworkService GetValue stack-based overflow CVSS 4.0HIGH 8.7
TI-2025-11194 Tenda O3 setDmzInfo GetValue stack-based overflow CVSS 4.0HIGH 8.7
TI-2025-11193 Tenda O3 AdvSetLanip GetValue stack-based overflow CVSS 4.0HIGH 8.7
TI-2025-11192 Tenda O3 setDhcpConfig GetValue stack-based overflow CVSS 4.0HIGH 8.7
TI-2024-06464 Tenda O3 fromVirtualSet stack-based overflow CVSS 4.0HIGH 8.7
TI-2024-06463 Tenda O3 fromDhcpSetSer stack-based overflow CVSS 4.0HIGH 8.7

See all 9 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences