Stack-based Buffer Overflow in Tenda AC7 WiFi Router
CVE-2024-2902

8.8HIGH

Key Information:

Vendor
Tenda
Status
Ac7
Vendor
CVE Published:
26 March 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A critical vulnerability has been identified in the Tenda AC7 WiFi Router version 15.03.06.44, affecting the 'fromSetWifiGusetBasic' function located in the /goform/WifiGuestSet file. This security flaw arises due to improper manipulation of the 'shareSpeed' argument, which leads to a stack-based buffer overflow. The vulnerability allows attackers to remotely trigger this exploit, potentially compromising the device's functionality and putting sensitive data at risk. Despite early notifications to the vendor, there has been no response regarding remedial measures. Users of Tenda AC7 are strongly advised to review their network configurations and implement necessary security precautions to mitigate potential threats.

Affected Version(s)

AC7 15.03.06.44

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-2024-2902 - Proof of Concept

References

https://vuldb.com/?id.257945
vdb-entrytechnical-description
https://vuldb.com/?ctiid.257945
signaturepermissions-required
https://vuldb.com/?submit.300449
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_tutu (VulDB User)
.