CVE-2025-12212

A weakness has been identified in Tenda O3 1.0.0.10(2478). This affects the function SetValue/GetValue of the file /goform/setNetworkService. This manipulation of the argument upnpEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

CVSS 4.0

7.4CVSS: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

CVSS 3.1

8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-25)

CWEs

CWE-119, CWE-121

Published

2025-10-27

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• tenda:o3_firmware1.0.0.10\(2478\)

References

• https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/setNetworkService.md
• https://vuldb.com/?ctiid.329882
• https://vuldb.com/?id.329882
• https://vuldb.com/?submit.673267
• https://www.tenda.com.cn/

Check your stackJSON