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CVE-2023-32148 Details

Description

D-Link DIR-2640 HNAP PrivateLogin Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-2640 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web management interface, which listens on TCP port 80 by default. A crafted XML element in the login request can cause authentication to succeed without providing proper credentials. An attacker can leverage this vulnerability to bypass authentication on the system. . Was ZDI-CAN-19545.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323	CVE	ProductVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-540/	CVE	Third Party Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323	[email protected]	ProductVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-540/	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-303	Incorrect Implementation of Authentication Algorithm	[email protected]

Affected Products

Product	Versions
dlink dir-2640 firmware	1.11b02
CPE cpe:2.3:o:dlink:dir-2640_firmware:1.11b02:::::::* Remediation No remediation found in references.
dlink dir-2640	All versions
CPE cpe:2.3:h:dlink:dir-2640:-:::::::* Remediation No remediation found in references.

Change History

7 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
Aug 6, 2025	Initial Analysis	[email protected]
Nov 21, 2024	CVE Modified	CVE
Sep 18, 2024	CVE Modified	[email protected]
May 14, 2024	CVE Modified	[email protected]
May 3, 2024	New CVE Received	[email protected]