CVE Vulnerabilities

CVE-2022-43621

Incorrect Comparison

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 an incorrectly implemented comparison. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-16152.

Weakness

The product compares two entities in a security-relevant context, but the comparison is incorrect, which may lead to resultant weaknesses.

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)

Extended Description

This Pillar covers several possibilities:

References