CVE-2023-32152CWE-303

D-Link DIR-2640 HNAP LoginPassword Authentication Bypass Vulnerability

Medium · published May 3, 2024

CVSS v3.0
6.5
EPSS
29%
Percentile
98.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
6.5 · MEDIUM
Vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.28878 · 98.2th percentile
Weakness
CWE-303 · Incorrect Implementation of Authentication Algorithm
Published
2024-05-03T01:56Z
EPSS history
Timeline
  • 03 MAY 01:56Z
    D-Link DIR-2640 HNAP LoginPassword Authentication Bypass Vulnerability
    cvelistv5