CVE-2026-3274— Tenda F453 httpd L7Prot frmL7ProtForm buffer overflow
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I. Basic Information for CVE-2026-3274
Vulnerability Information
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Vulnerability Title
Tenda F453 httpd L7Prot frmL7ProtForm buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security flaw has been discovered in Tenda F453 1.0.0.3. Affected by this issue is the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Performing a manipulation of the argument page results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.
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/L7Prot中参数page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-2026-3274
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- Submit #759621: Tenda F453 v1.0.0.3 Buffer Access Using Size of Source Bufferthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-3274
Same Patch Batch · Tenda · 2026-02-27 · 5 CVEs total
| CVE-2026-3275 | 8.8 HIGH | Tenda F453 httpd addressNat fromAddressNat buffer overflow |
| CVE-2026-3273 | 8.8 HIGH | Tenda F453 httpd AdvSetWrlsafeset formWrlsafeset 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-2026-3274
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