CVE-2021-40655

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

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/Ilovewomen/D-LINK-DIR-605/	Exploit Third Party Advisory
https://www.dlink.com/en/security-bulletin/	Vendor Advisory
https://github.com/Ilovewomen/D-LINK-DIR-605/	Exploit Third Party Advisory
https://www.dlink.com/en/security-bulletin/	Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dir-605l_firmware:2.01mt:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dir-605l:b2:*:*:*:*:*:*:*

History

22 Oct 2025, 00:17

Type	Values Removed	Values Added
References		() https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655 -

21 Oct 2025, 20:18

Type	Values Removed	Values Added
References	~~{'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}~~

21 Oct 2025, 19:19

Type	Values Removed	Values Added
References		() https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-40655 -

Information

Published : 2021-09-24 21:15

Updated : 2025-10-22 00:17

NVD link : CVE-2021-40655

Mitre link : CVE-2021-40655

CVE.ORG link : CVE-2021-40655

JSON object : View

Products Affected

dlink

dir-605l
dir-605l_firmware

CWE

CWE-863

Incorrect Authorization

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