D-Link DNS products vulnerable to command injection via /cgi-bin/hd_config.cgi
CVE-2024-8212

9.8CRITICAL

Key Information:

Vendor
D-link
Status
Dns-120
Dnr-202l
Dns-315l
Dns-320
Vendor
CVE Published:
27 August 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability has been identified in several D-Link DNS series Network Attached Storage products, specifically affecting the function cgi_FMT_R12R5_2nd_DiskMGR located in the /cgi-bin/hd_config.cgi file. The vulnerability arises from improper handling of the f_source_dev parameter, leading to potential command injection attacks. This issue can be exploited remotely, allowing attackers to execute unauthorized commands on affected devices. Notably, all products impacted by this vulnerability are no longer supported by the vendor, emphasizing the need for users to retire and replace these devices to mitigate risk.

Affected Version(s)

DNR-202L 20240814

DNR-322L 20240814

DNR-326 20240814

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-2024-8212 - Proof of Concept

References

https://vuldb.com/?id.275921
vdb-entrytechnical-description
https://vuldb.com/?ctiid.275921
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https://vuldb.com/?submit.397276
third-party-advisory

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

BuaaIoTTeam (VulDB User)
.