CVEvulnerability

CVE-2021-40655

7.5 HIGH Known exploited Published 2021-09-24 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

D-Link DIR-605 Router Information Disclosure Vulnerability — D-Link DIR-605 Router

D-Link DIR-605 routers contain an information disclosure vulnerability that allows attackers to obtain a username and password by forging a post request to the /getcfg.php page.

Added to KEV
2024-05-16
Remediation due
2024-06-06
Ransomware use
Unknown
Required action
This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.
Notes
https://legacy.us.dlink.com/pages/product.aspx?id=2b09e95d90ff4cb38830ecc04c89cee5; https://nvd.nist.gov/vuln/detail/CVE-2021-40655
Status
Analyzed
Published
2021-09-24
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-863

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

Affected configurations

• dlink dir-605l firmware 2.01mt

Related

Weakness · CWE (1)

  • CWE-863 Incorrect Authorization weakness

References