CVE

CVE-2021-21816

4.3

CVSSmedium

Exploitable remotely over the internet · no authentication required · user interaction needed.

Description

An information disclosure vulnerability exists in the Syslog functionality of D-LINK DIR-3040 1.13B03. A specially crafted network request can lead to the disclosure of sensitive information. An attacker can send an HTTP request to trigger this vulnerability.

Attack Vector

Network

Privileges Req.

None

User Interaction

Required

d-link

Updated Sep 18, 2026View on NVD →

S4E scanner

mediumProduct Based Web Vulnerabilities~10 seconds

CVE-2021-21816 Scanner

CVE-2021-21816 scanner - Information Disclosure vulnerability in D-LINK DIR-3040

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