CVE-2021-21820

CRITICAL

D-LINK DIR-3040 1.13B03 - Use of Hard-coded Credentials in Libcli Test Environment

Title source: llm
STIX 2.1

Description

A hard-coded password vulnerability exists in the Libcli Test Environment functionality of D-LINK DIR-3040 1.13B03. A specially crafted network request can lead to code execution. An attacker can send a sequence of requests to trigger this vulnerability.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1285

Scores

CVSS v3 9.8
EPSS 0.0200
EPSS Percentile 83.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-798
Status published
Products (1)
dlink/dir-3040_firmware 1.13b03
Published Jul 16, 2021
Tracked Since Feb 18, 2026