Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2021-40655

CVE-2021-40655HIGH

n/a n/a — D-Link DIR-605 Router

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  N  N    7.5   .8666   99.7   YES

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Sep 7   Reserved by mitre
  Sep 24  Published (CNA: mitre)
  May 16  Added to CISA KEV, remediation due 2024-06-06

CWE-863 · CNA: mitre · CVSS v3.1 · 3 references · KEV due June 6, 2024

Description

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

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
September 7, 2021	Reserved	Reserved by mitre
September 24, 2021	Published	Published (CNA: mitre)
May 16, 2024	KEV ADDED	Added to CISA KEV, remediation due 2024-06-06

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-863

References (3)

https://github.com/Ilovewomen/D-LINK-DIR-605/ [x_refsource_MISC]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655 [government-resource]
https://www.dlink.com/en/security-bulletin/ [x_refsource_MISC]

Authoritative record: CVE-2021-40655 at cve.org

Weaknesses: CWE-863

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2021-40655 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.