CVE-2023-41226

MEDIUM 6.8

D-Link DIR-3040 prog.cgi SetMyDLinkRegistration Stack-Based Buffer Overflow Remote Code Execution Vulnerability

CVSS Score

6.8

EPSS Score

0.0%

EPSS Percentile

0th

D-Link DIR-3040 prog.cgi SetMyDLinkRegistration Stack-Based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 routers. Authentication is required to exploit this vulnerability. The specific flaw exists within the prog.cgi binary, which handles HNAP requests made to the lighttpd webserver listening on TCP ports 80 and 443. The issue results from the lack of proper validation of a user-supplied string before copying it to a fixed-size stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21652.

CWE	CWE-121
Vendor	d-link
Product	dir-3040
Published	May 3, 2024
Last Updated	Aug 2, 2024

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CVSS v3 Breakdown

CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Versions

D-Link / DIR-3040

120B03

References

NVD ↗ CVE.org ↗ EPSS Data ↗

zerodayinitiative.com: https://www.zerodayinitiative.com/advisories/ZDI-23-1334/ supportannouncement.us.dlink.com: https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10350