Advisory Details

May 14th, 2024

(0Day) D-Link G416 flupl self Command Injection Remote Code Execution Vulnerability

ZDI-24-446
ZDI-CAN-21294

CVE ID CVE-2024-5295
CVSS SCORE 8.8, AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS D-Link
AFFECTED PRODUCTS G416
VULNERABILITY DETAILS

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link G416 wireless routers. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the HTTP service listening on TCP port 80. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.

ADDITIONAL DETAILS

08/16/23 – ZDI reported the vulnerabilities to the vendor
08/24/23 – The vendor communicated that the cases would be fixed in Q4, 2023 release
05/01/24 – ZDI notified the vendor of the intention to publish the case as 0-day advisory on 05/14/24

-- Mitigation: On May 14, 2024, the vendor informed ZDI about the software update v1.09B01
https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10364


DISCLOSURE TIMELINE
  • 2023-08-16 - Vulnerability reported to vendor
  • 2024-05-14 - Coordinated public release of advisory
  • 2024-05-24 - Advisory Updated
CREDIT Sina Kheirkhah (@SinSinology) of Summoning Team (@SummoningTeam)
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