CVE-2020-9275

An issue was discovered on D-Link DSL-2640B B2 EU_4.01B devices. A cfm UDP service listening on port 65002 allows remote, unauthenticated exfiltration of administrative credentials.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 5.0 MEDIUM

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

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://www.dlink.com/en/security-bulletin	Vendor Advisory
https://raelize.com/posts/d-link-dsl-2640b-security-advisories/	Exploit Third Party Advisory
https://raelize.com/advisories/CVE-2020-9275_D-Link-DSL-2640B_Remote-Credentials-Exfiltration_v1.0.txt	Third Party Advisory

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dsl-2640b_firmware:eu_4.01b:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dsl-2640b:-:*:*:*:*:*:*:*

Information

Published : 2020-04-20 16:15

Updated : 2021-07-21 04:39

NVD link : CVE-2020-9275

Mitre link : CVE-2020-9275

JSON object : View

CWE

CWE-306

Missing Authentication for Critical Function

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Products Affected

dlink

dsl-2640b_firmware
dsl-2640b

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