Buffer Overflow Vulnerability in Tenda F1202 Router
CVE-2024-3875

8.8HIGH

Key Information:

Vendor
Tenda
Status
F1202
Vendor
CVE Published:
16 April 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A critical security vulnerability has been identified in Tenda F1202 routers running version 1.2.0.20(408). The flaw exists within the 'fromNatlimit' function of the /goform/Natlimit endpoint, where the manipulation of input parameters can lead to a stack-based buffer overflow. This vulnerability can be exploited remotely, theoretically allowing malicious actors to execute code or disrupt service. Despite notifications issued to Tenda regarding the vulnerability, there has been no response from the vendor, raising concerns over user security. Users of the affected product are strongly advised to monitor security advisories and apply any patches that become available to mitigate potential risks.

Affected Version(s)

F1202 1.2.0.20(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-2024-3875 - Proof of Concept

References

https://vuldb.com/?id.260909
vdb-entrytechnical-description
https://vuldb.com/?ctiid.260909
signaturepermissions-required
https://vuldb.com/?submit.312817
third-party-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

wxhwxhwxh_mie (VulDB User)
.