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I. Basic Information for CVE-2026-2139
Vulnerability Information

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Vulnerability Title
Tenda TX9 fast_setting_wifi_set sub_432580 buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in Tenda TX9 up to 22.03.02.10_multi. Affected by this vulnerability is the function sub_432580 of the file /goform/fast_setting_wifi_set. This manipulation of the argument ssid causes buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Tenda TX9 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda TX9是中国腾达(Tenda)公司的一个无线路由器。 Tenda TX9 22.03.02.10_multi及之前版本存在安全漏洞,该漏洞源于对文件/goform/fast_setting_wifi_set内函数sub_432580的参数ssid的错误操作,可能导致缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
TendaTX9 22.03.02.10_multi cpe:2.3:o:tenda:tx9_firmware:*:*:*:*:*:*:*:*
II. Public POCs for CVE-2026-2139
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III. Intelligence Information for CVE-2026-2139
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IV. Related Vulnerabilities
V. Comments for CVE-2026-2139

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