CVE-2021-40655

HighPublished

D-Link DIR-605 Router Information Disclosure Vulnerability

Published: Sep 24, 2021
Updated: Oct 21, 2025
Assigning CNA: mitre
Evidence observed: May 16, 2024

Primary CVSS

7.5/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS probability estimate

86.7%

High · next 30 days

Percentile: 99.7%
Model date: Oct 17, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

CISA Known Exploited

This CVE appears in the CISA Known Exploited Vulnerabilities catalog.

Summary

An informtion disclosure issue exists in D-LINK-DIR-605 B2 Firmware Version : 2.01MT. An attacker can obtain a user name and password by forging a post request to the / getcfg.php page

Sources

Repository evidence: Files: 1 · Repositories: 1

1 Template

D-Link DIR-605 - Information DisclosureTemplate
http/cves/2021/CVE-2021-40655.yaml
Nuclei Templates
DetectionEvidence observed: Sep 26, 2026Revision: 008731b339bdRelated tool
Declared conditions
- network: http($.protocol_keys)
- verification: dsl($.matchers[*].type)

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