CVE Vulnerability

CVE-2021-33271

D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function sub_80046EB4 in /formSetPortTr. This vulnerability is triggered via a crafted POST request.

10 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

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

References
Link Resource
https://github.com/Lnkvct/IoT-poc/tree/master/D-Link-DIR809/vuln11 Exploit Third Party Advisory
https://www.dlink.com/en/security-bulletin/ Vendor Advisory
Configurations

Configuration 1
Information

Published : 2021-12-01 10:15

Updated : 2021-12-03 01:41

NVD link : CVE-2021-33271

Mitre link : CVE-2021-33271

Products Affected
No products.
CWE
CWE-787