CVE-2023-32152

D-Link DIR-2640 HNAP LoginPassword 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 specially crafted 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-19549.

Score

CVSS 3.0 6.5 Medium

Status

Analyzed - zdi-disclosures@trendmicro.com

Published

2024-05-03

Last modified

2024-09-18

Weaknesses

CWE-303

Affected products

• Dir-2640 (D-link)
• Dir-2640-us (D-link)
• Dir-2640 Firmware (Dlink)

References

• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323
• https://www.zerodayinitiative.com/advisories/ZDI-23-544/