Stack-based Buffer Overflow in Tenda FH1201 Router
CVE-2025-7548

8.7HIGH

Key Information:

Vendor

Tenda
Status
Fh1201
Vendor
CVE Published:
13 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7548?

A stack-based buffer overflow vulnerability has been identified in the Tenda FH1201 router, specifically in the function formSafeEmailFilter within the /goform/SafeEmailFilter file. This weakness allows attackers to manipulate the 'page' argument, leading to potential remote code execution. The exploit has been publicly disclosed, increasing the risk for users who have not yet applied mitigations or updates.

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Affected Version(s)

FH1201 1.2.0.14(408)

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-7548 - Proof of Concept

References

https://vuldb.com/?id.316246
vdb-entrytechnical-description
https://vuldb.com/?ctiid.316246
signaturepermissions-required
https://vuldb.com/?submit.614658
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

panda_0x1 (VulDB User)
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