CVE-2020-25366

CriticalCVSS 9.1

Published: 04/11/2021(UTC)Updated: 09/07/2026(UTC)Translated: 10/07/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

High risk

2.38%

82th percentile - higher than 82% of all known CVEs

Summary

A vulnerability in the /cgi-bin/upload_firmware.cgi component of D-Link DIR-823G REVA1 1.02B05 allows attackers to cause a denial of service (DoS) via unspecified vectors.

Risk Assessment

A DoS attack can render the router unavailable, disrupting the local network and internet access for all connected devices.

Recommendation

It is recommended to update the router firmware to the latest available version and restrict access to the management interface to trusted networks only.

Original NVD description (English source)

An issue in the component /cgi-bin/upload_firmware.cgi of D-Link DIR-823G REVA1 1.02B05 allows attackers to cause a denial of service (DoS) via unspecified vectors.