CVE-2023-44419

High

Description

D-Link DIR-X3260 Prog.cgi 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-X3260 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the prog.cgi binary, which handles HNAP requests made to the lighttpd webserver. The issue results from the lack of proper validation of the length an user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-20774.

SeverityHigh
CVSS8.8
Exploit probability—
ProductDlink Dir-x3260 Firmware
PublishedMay 3, 2024
First seenMay 3, 2024
Weakness typeCWE-121CWE-121

How to fix

Update
  • dlink dir-x3260_firmware1.04b01 or later

Affected products

ProductAffected versionsFixed in
dlink dir-x3260_firmwarev < 1.04b011.04b01

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.

CVE-2023-44419 · Dlink Dir-x3260 Firmware · Dark Radar