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No exploitation reported

CVE-2020-25366

No exploitation reported by the sources we read.

  • Published2021-11-04
  • WeaknessCWE-862

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2021-11-0411:15CVE publishedNVD

Versions per branch

NVD
Dlink dir-823g firmwareversion to verify
BranchAffectedFixed in
1.2= 1.02b05no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Published
2021-11-04
Last Modified
2026-07-09
NVD status
Modified
GitHub Advisory
GHSA-rpw2-pg2j-mxph

Frequently asked questions

What is 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.

Is CVE-2020-25366 actively exploited?

Active exploitation of CVE-2020-25366 has not been confirmed. Its EPSS score was 2.5% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-25366?

CVE-2020-25366 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

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Sources for this record