What’s Vulnerable › Vulnerabilities

CVE-2025-11385: Tenda AC20 fast_setting_wifi_set sscanf buffer 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: 2025-10-07 · updated 2026-10-08
• Weakness: CWE-119

Description

A vulnerability has been found in Tenda AC20 up to 16.03.08.12. The affected element is the function sscanf of the file /goform/fast_setting_wifi_set. The manipulation of the argument timeZone leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Tenda AC20: 16.03.08.12

References

• https://github.com/cymiao1978/cve/blob/main/11.md
• https://github.com/cymiao1978/cve/blob/main/11.md#poc
• https://vuldb.com/?ctiid.327312
• https://vuldb.com/?id.327312
• https://vuldb.com/?submit.664922
• https://www.tenda.com.cn/

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