Stack-Based Buffer Overflow in Tenda FH1202 Router
CVE-2025-7532

8.7HIGH

Key Information:

Vendor

Tenda
Status
Fh1202
Vendor
CVE Published:
13 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-7532?

A stack-based buffer overflow vulnerability exists in the Tenda FH1202 router, specifically within the function 'fromwebExcptypemanFilter' located at '/goform/webExcptypemanFilter'. This security flaw can be exploited remotely by manipulating the 'page' argument, potentially allowing attackers to execute arbitrary code on the device. This exploit has been publicly disclosed, raising concerns about the security of devices using this firmware version. Users are encouraged to apply patches or updates from the vendor to mitigate this issue.

Affected Version(s)

FH1202 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-2025-7532 - Proof of Concept

References

https://vuldb.com/?id.316228
vdb-entrytechnical-description
https://vuldb.com/?ctiid.316228
signaturepermissions-required
https://vuldb.com/?submit.612958
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)
.
CVE-2025-7532 : Stack-Based Buffer Overflow in Tenda FH1202 Router