Vulnerability · Published May 3, 2024 · Assigned by zdi

CVE-2023-35724D-Link DAP-2622 Telnet CLI Use of Hardcoded Credentials Authentication Bypass Vulnerability

High 8.8

In plain English

A high-severity hard-coded credentials in DAP-2622 from D-Link. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)0.9%top 38.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

D-Link DAP-2622 Telnet CLI Use of Hardcoded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DAP-2622 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the CLI service, which listens on TCP port 23. The server program contains hard-coded credentials. An attacker can leverage this vulnerability to bypass authentication on the system. . Was ZDI-CAN-20050.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DAP-2622	1.00 dated 16-12-2020

Weakness: CWE-798 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-23-1230 x_research-advisory
vendor-provided URL vendor-advisory