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CVE-2023-4542

CriticalPublished

D-Link DAR-8000-10 sys1.php os command injection

Published: Aug 25, 2023
Updated: Aug 2, 2024
Assigning CNA: VulDB
Evidence observed: Aug 8, 2026

Primary CVSS

9.8/ 10Critical

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

86.0%

High · next 30 days

Percentile: 99.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

A vulnerability was found in D-Link DAR-8000-10 up to 20230809. It has been classified as critical. This affects an unknown part of the file /app/sys1.php. The manipulation of the argument cmd with the input id leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-238047. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Sources

CVE-2023-4542PoC
Proof-of-concept exploit for CVE-2023-4542, a remote code execution vulnerability in D-Link DAR-8000-10, demonstrating SQL injection to write a webshell and execute commands.

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