CVE-2020-15633

High

Description

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-867, DIR-878, and DIR-882 routers with firmware 1.20B10_BETA. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP requests. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the router. Was ZDI-CAN-10835.

SeverityHigh
CVSS8.8
Exploit probability—
ProductD-link Dir-867 Firmware
PublishedJul 23, 2020
First seenJul 23, 2020
Weakness typeCWE-288CWE-288

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
d-link dir-867_firmwarev ≤ 1.20b10—
d-link dir-878_firmwarev ≤ 1.20b05—
d-link dir-882_firmwareNo range specified—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.

CVE-2020-15633 · D-link Dir-867 Firmware · Dark Radar