Unrestricted File Upload Vulnerability in D-Link DAR-7000-40 Router
CVE-2024-4961

6.3MEDIUM

Key Information:

Vendor
D-link
Status
Dar-7000-40
Vendor
CVE Published:
16 May 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A severe security vulnerability exists in the D-Link DAR-7000-40 router, specifically within the 'onlineuser.php' file. This flaw allows attackers to perform unrestricted file uploads, posing a significant risk of remote exploitation. Attackers can manipulate the 'file_upload' argument without sufficient validation, enabling malicious files to be uploaded to the device. Notably, this vulnerability affects products that are no longer supported, as confirmed by the vendor. Users are strongly advised to retire the affected product and consider replacement options to mitigate potential security risks. For more information, consult the VDB-264529 entry or D-Link's announcement.

Affected Version(s)

DAR-7000-40 V31R02B1413C

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-2024-4961 - Proof of Concept

References

https://vuldb.com/?id.264529
vdb-entrytechnical-description
https://vuldb.com/?ctiid.264529
signaturepermissions-required
https://vuldb.com/?submit.333779
third-party-advisory

CVSS V3.1

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

H0e4a0r1t (VulDB User)
.