PT-2025-43870 · Tenda · Tenda O3

Wxhwxhwxh_Mie · Published 2025-10-12 · Updated 2025-10-28 · CVE-2025-12210

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda O3 version 1.0.0.10(2478)

Description A stack-based buffer overflow exists in the SetValue/GetValue function of the /goform/AdvSetLanip file. Manipulation of the lanIp argument can trigger this issue, allowing for remote exploitation. The exploit is publicly available.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the /goform/AdvSetLanip file to minimize the risk of exploitation.

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2025-13530

CVE-2025-12210

Affected Products

Tenda O3

References · 12

• 🔥 https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/O3v2.0/AdvSetLanip.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-12210 · Security Note
• https://bdu.fstec.ru/vul/2025-13530 · Security Note
• https://vuldb.com/?id.329880 · Note
• https://vuldb.com/?ctiid.329880 · Note
• https://twitter.com/CveFindCom/status/1982645850103787632 · Twitter Post
• https://t.me/cveNotify/140558 · Telegram Post
• https://twitter.com/CVEnew/status/1982665164953444669 · Twitter Post
• https://tenda.com.cn · Note
• https://vuldb.com/?submit.673264 · Note
• https://twitter.com/CveTodo/status/1983084085082775733 · Twitter Post
• https://t.me/CVEtracker/35781 · Telegram Post