PT-2021-14795 · D Link · D-Link Dir-3040

Dave Mcdaniel

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Published

2021-07-16

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Updated

2022-07-29

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CVE-2021-21819

CVSS v3.1

9.1

Critical

VectorAV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions D-LINK DIR-3040 version 1.13B03
Description A code execution issue exists in the Libcli Test Environment functionality. It can be triggered by a specially crafted network request, leading to arbitrary command execution. An attacker can exploit this by sending a sequence of requests.
Recommendations For D-LINK DIR-3040 version 1.13B03, consider restricting access to the Libcli Test Environment functionality until a fix is available. As a temporary workaround, limit the ability to send specially crafted network requests to the device. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

OS Command Injection

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Weakness Enumeration

Related Identifiers

CVE-2021-21819

Affected Products

D-Link Dir-3040