CVE-2022-43622

High

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-1935 1.03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of Login requests to the web management portal. When parsing the HNAP_AUTH header, the process does not properly validate the length of 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-16139.

SeverityHigh
CVSS8.8
Exploit probability—
ProductDlink Dir-1935 Firmware
PublishedMar 29, 2023
First seenMar 29, 2023
Weakness typeCWE-121CWE-121

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
dlink dir-1935_firmwarev ≤ 1.02, 1.03—

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