CVE Vulnerabilities

CVE-2022-43620

Improper Authentication

Published: Mar 29, 2023 | Modified: Nov 08, 2023
CVSS 3.x
8.8
HIGH
Source:
NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

This vulnerability allows network-adjacent attackers to bypass authentication 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 HNAP login requests. The issue results from the lack of proper implementation of the authentication algorithm. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-16142.

Weakness

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Affected Software

Name Vendor Start Version End Version
Dir-1935_firmware Dlink * 1.02 (including)
Dir-1935_firmware Dlink 1.03-b1 (including) 1.03-b1 (including)
Dir-1935_firmware Dlink 1.03-b2 (including) 1.03-b2 (including)

Potential Mitigations

References