CVE-2023-32152
MEDIUMD-Link DIR-2640 Firmware - Unauthenticated Authentication Bypass via HNAP LoginPassword
Title source: llmDescription
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.
References (2)
Core 2
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-544/
Product, Vendor Advisory vendor-advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10323
Scores
CVSS v3
6.5
EPSS
0.2745
EPSS Percentile
97.8%
Attack Vector
ADJACENT_NETWORK
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-303
Status
published
Products (1)
dlink/dir-2640_firmware
1.11b02
Published
May 03, 2024
Tracked Since
Feb 18, 2026