CVE-2023-32148

D-Link DIR-2640 HNAP PrivateLogin Authentication Bypass Vulnerability

Published May 3, 2024 CVSS 3.0 · 6.5 Medium EPSS 28.9% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-36416 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.
History
Type Values Removed Values Added
First Time appeared Dlink
Dlink dir-2640
Dlink dir-2640 Firmware
CPEs cpe:2.3:h:dlink:dir-2640:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-2640_firmware:1.11b02:*:*:*:*:*:*:*
Vendors & Products Dlink
Dlink dir-2640
Dlink dir-2640 Firmware
Type Values Removed Values Added
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. 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.
Weaknesses

Sources

Status
PUBLISHED
Assigner
zdi
Published
Updated
Sep 18, 2024, 6:28 PM
Reserved
May 3, 2023, 8:10 PM
Status
Analyzed
Published
May 3, 2024, 2:15 AM
Modified
Jun 17, 2026, 5:58 AM