Home/CVE/A vulnerability classified as critical was found in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function
CVE

CVE-2025-7506

A vulnerability classified as critical was found in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function

A vulnerability classified as critical was found in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function fromNatlimit of the file /goform/Natlimit of the component HTTP POST Request Handler. The manipulation of the argument page leads to stack-based buffer overflow.

The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

HIGH · CVSS 8.8 EPSS 0.00885
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121Stack-based Buffer Overflow
▤

Affected Products & Versions

1
tenda fh451 firmwareall versions
⚠

Public Exploits & PoCs

2
pocgithub.com · fromNatlimit.mdgithub.com
pocgithub.com · fromNatlimit.md#payloadgithub.com
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jul 2025 · 11:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
total
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References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://vuldb.com/?ctiid.316189Permissions Required
https://vuldb.com/?id.316189Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.611505Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/Product
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