🛡️ CVE-2025-12214 — o3-firmware1.0.0.10\(2478\)

🟠 CVSS 8.8 — High ⚠️ Exploit Public CWE-119 NVD
8.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A vulnerability was detected in Tenda O3 1.0.0.10(2478). This issue affects the function SetValue/GetValue of the file /goform/sysAutoReboot. Performing a manipulation of the argument enable results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2025-12214 is classified as CWE-119: Improper Restriction of Operations within Memory Buffer Bounds. A read or write is performed without confirming it stays inside the allocated buffer, corrupting adjacent memory.

Affected software

CVE-2025-12214 is recorded against 1 package.

  • o3-firmware1.0.0.10\(2478\)

Timeline and source

Published on 27 October 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
vuldb.com
vuldb.com
vuldb.com
www.tenda.com.cn

Details

Severity HIGH
CVSS Score 8.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE CWE-119
Public Exploit ⚠️ Yes
Source NVD
Published 2025-10-27
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
o3-firmware1.0.0.10\(2478\) — —

References

Permissions Required, VDB Entry https://vuldb.com/?ctiid.329884
Third Party Advisory, VDB Entry https://vuldb.com/?id.329884
Third Party Advisory, VDB Entry https://vuldb.com/?submit.673269

Exploit Protection

Are you running o3-firmware1.0.0.10\(2478\)?

CVE-2025-12214 carries CVSS 8.8 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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