What is CVE-2020-25366?

CVE-2020-25366 is a critical-severity vulnerability in Dlink Dir-823g, classified under Missing Authorization. CVSS score: 9.1/10. Published 2021-11-04.

How severe is CVE-2020-25366?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Dlink Dir-823g

CVE-2020-25366

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.

Vulnerability class: Broken Access Control

EPSS: 0.024 (82.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

Affected products

Dlink Dir-823g — versions a1
Dlink Dir-823g_firmware — versions 1.02b05
N/a — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

af854a3a-2127-422b-91ae-364da2661108 (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-25366?: CVE-2020-25366 is a critical-severity vulnerability in Dlink Dir-823g, classified under Missing Authorization. CVSS score: 9.1/10. Published 2021-11-04.
How severe is CVE-2020-25366?: Critical severity. CVSS v3 base score is 9.1 out of 10.