CVE-2020-15632

HIGH

D-Link DIR-842 3.13B05 - Auth Bypass

Title source: llm

Description

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-842 3.13B05 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HNAP GetCAPTCHAsetting requests. The issue results from the lack of proper handling of sessions. An attacker can leverage this vulnerability to execute arbitrary code in the context of the device. Was ZDI-CAN-10083.

Scores

CVSS v3 8.8
EPSS 0.0420
EPSS Percentile 88.6%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-303
Status published

Affected Products (1)

dlink/dir-842_firmware < 3.13b09

Timeline

Published Jul 23, 2020
Tracked Since Feb 18, 2026