Critical severity9.8NVD Advisory· Published Jul 16, 2021· Updated Jun 17, 2026
CVE-2021-21820
CVE-2021-21820
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.
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Affected products
2- cpe:2.3:o:dlink:dir-3040_firmware:1.13b03:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
1- talosintelligence.com/vulnerability_reports/TALOS-2021-1285nvdExploitThird Party Advisory
News mentions
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