CVE-2025-12211

HIGH

Tenda O3 1.0.0.10(2478) - Stack-based Buffer Overflow via dmzIP Argument in setDmzInfo

Title source: llm
STIX 2.1

Description

A 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/setDmzInfo. The manipulation of the argument dmzIP results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.329881
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.329881
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.673265
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0043
EPSS Percentile 62.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-121 CWE-119
Status published
Products (1)
tenda/o3_firmware1.0.0.10\(2478\)
Published Oct 27, 2025
Tracked Since Feb 18, 2026