What’s Vulnerable › Vulnerabilities

CVE-2025-12212: Tenda O3 setNetworkService GetValue stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-10-27 · updated 2026-10-08
• Weakness: CWE-119

Description

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.

Affected products

• Tenda O3: all versions

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

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