CVE-2023-32148

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-32148
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.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector : AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploitability : 2.8 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323 Product Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-540/ Third Party Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323 Product Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-540/ Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:dlink:dir-2640_firmware:1.11b02:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-2640:-:*:*:*:*:*:*:*
History

06 Aug 2025, 14:18

Type Values Removed Values Added
First Time Dlink dir-2640
Dlink dir-2640 Firmware
Dlink
CPE cpe:2.3:h:dlink:dir-2640:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-2640_firmware:1.11b02:*:*:*:*:*:*:*
References () https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323 - () https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323 - Product, Vendor Advisory
References () https://www.zerodayinitiative.com/advisories/ZDI-23-540/ - () https://www.zerodayinitiative.com/advisories/ZDI-23-540/ - Third Party Advisory

21 Nov 2024, 08:02

Type Values Removed Values Added
References () https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323 - () https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323 -
References () https://www.zerodayinitiative.com/advisories/ZDI-23-540/ - () https://www.zerodayinitiative.com/advisories/ZDI-23-540/ -

18 Sep 2024, 19:15

Type Values Removed Values Added
Summary
  • (es) Vulnerabilidad de omisión de autenticación de inicio de sesión privado de D-Link DIR-2640 HNAP. Esta vulnerabilidad permite a atacantes adyacentes a la red eludir la autenticación en las instalaciones afectadas de los enrutadores D-Link DIR-2640. No se requiere autenticación para aprovechar esta vulnerabilidad. La falla específica existe dentro de la interfaz de administración web, que escucha en el puerto TCP 80 de forma predeterminada. Un elemento XML manipulado en la solicitud de inicio de sesión puede provocar que la autenticación se realice correctamente sin proporcionar las credenciales adecuadas. Un atacante puede aprovechar esta vulnerabilidad para eludir la autenticación en el sistema. Era ZDI-CAN-19545.
Summary (en) 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. (en) 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.

03 May 2024, 02:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-03 02:15

Updated : 2025-08-06 14:18

NVD link : CVE-2023-32148

Mitre link : CVE-2023-32148

CVE.ORG link : CVE-2023-32148

JSON object : View

Products Affected

dlink

  • dir-2640
  • dir-2640_firmware
CWE
CWE-303

Incorrect Implementation of Authentication Algorithm