Buffer Overflow Vulnerability in TOTOLINK A3600R Could Lead to Remote Code Execution
CVE-2024-7176

8.8HIGH

Key Information:

Vendor
Totolink
Status
A3600r
Vendor
CVE Published:
29 July 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability has been identified in the TOTOLINK A3600R router, specifically within the function setIpQosRules located in the /cgi-bin/cstecgi.cgi file. This vulnerability is the result of improper handling of user input in the 'comment' argument, leading to a buffer overflow condition. An attacker can exploit this flaw remotely, without requiring physical access to the device. Public disclosure of this vulnerability indicates that it is actively being targeted, emphasizing the urgency for users to apply necessary precautions or updates to mitigate potential risks.

Affected Version(s)

A3600R 4.1.2cu.5182_B20201102

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-2024-7176 - Proof of Concept

References

https://vuldb.com/?id.272597
vdb-entrytechnical-description
https://vuldb.com/?ctiid.272597
signaturepermissions-required
https://vuldb.com/?submit.378043
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)
.