An issue was discovered on D-Link DIR-605L Model B before FW2.11betaB06_hbrf devices, related to the code that handles the authentication values for HNAP. An attacker can cause a denial of service (device crash) or possibly have unspecified other impact by sending a sufficiently long string in the password field of the HTTP Basic Authentication section of the HTTP request.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.4% chance of exploitation in the next 30 days; higher than 72% of CVEs (scores of 2026-10-31)