Remote Stack-Based Buffer Overflow in Tenda AC500 Router
CVE-2024-3910

8.8HIGH

Key Information:

Vendor
Tenda
Status
Vendor
CVE Published:
17 April 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A critical security flaw has been discovered in the Tenda AC500 router, specifically in the handling of DHCP client list requests within the function fromDhcpListClient. This vulnerability allows remote attackers to manipulate the 'page' argument, which can lead to a stack-based buffer overflow. Such an exploitation may enable malicious actors to execute arbitrary code on the affected devices. Despite attempts to notify the vendor, Tenda has not provided any response regarding this issue. Therefore, it is crucial for users of the Tenda AC500 to review their systems for potential threats related to this vulnerability and apply necessary security measures.

Affected Version(s)

AC500 2.0.1.9(1307)

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.

References

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_tu (VulDB User)
.