What’s Vulnerable › Vulnerabilities

CVE-2020-25366

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-11-04 · updated 2026-07-09
• Weakness: CWE-862

Description

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.

Affected products

• D-Link DIR-823G: 1.02b05

References

• https://github.com/sek1th/iot/blob/master/dir823g_upfw_dos.md
• https://www.dlink.com/en/security-bulletin/
• https://github.com/sek1th/iot/blob/master/dir823g_upfw_dos.md
• https://www.dlink.com/en/security-bulletin/

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