CVE-2026-3273— Tenda F453 httpd AdvSetWrlsafeset formWrlsafeset buffer overflow
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I. Basic Information for CVE-2026-3273
Vulnerability Information
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Vulnerability Title
Tenda F453 httpd AdvSetWrlsafeset formWrlsafeset buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlsafeset of the file /goform/AdvSetWrlsafeset of the component httpd. Such manipulation of the argument mit_ssid_index leads to buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.
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 F453 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tenda F453是中国腾达（Tenda）公司的一款无线路由器。 Tenda F453 1.0.0.3版本存在安全漏洞，该漏洞源于对文件/goform/AdvSetWrlsafeset中参数mit_ssid_index的操作不当，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
II. Public POCs for CVE-2026-3273
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- Submit #759606: Tenda F453 v1.0.0.3 Buffer Access Using Size of Source Bufferthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-3273
Same Patch Batch · Tenda · 2026-02-27 · 5 CVEs total
| CVE-2026-3275 | 8.8 HIGH | Tenda F453 httpd addressNat fromAddressNat buffer overflow |
| CVE-2026-3274 | 8.8 HIGH | Tenda F453 httpd L7Prot frmL7ProtForm buffer overflow |
| CVE-2026-3272 | 8.8 HIGH | Tenda F453 httpd DhcpListClient fromDhcpListClient buffer overflow |
| CVE-2026-3271 | 8.8 HIGH | Tenda F453 httpd P2pListFilterof fromP2pListFilter buffer overflow |
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V. Comments for CVE-2026-3273
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