Stack-Based Buffer Overflow Vulnerability in Tenda AC18
CVE-2024-2546

8.8HIGH

Key Information:

Vendor
Tenda
Status
Ac18
Vendor
CVE Published:
17 March 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A critical vulnerability has been identified in the Tenda AC18 router, specifically within the fromSetWirelessRepeat function. This issue is triggered by improper handling of the argument wpapsk_crypto5g, leading to a stack-based buffer overflow. Attackers can exploit this vulnerability remotely, which poses significant risks to users, as it allows for unauthorized access to sensitive information and control over the device. Despite early notification to the vendor, no response has been received regarding this critical matter. Users are urged to take immediate precautions against potential exploitation.

Affected Version(s)

AC18 15.13.07.09

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-2024-2546 - Proof of Concept

References

https://vuldb.com/?id.256999
vdb-entrytechnical-description
https://vuldb.com/?ctiid.256999
signaturepermissions-required
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/T...
exploit

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

yhryhryhr_backup (VulDB User)
.