CVE-2021-33270

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 FUN_800462c4 in /formAdvFirewall. This vulnerability is triggered via a crafted POST request.

Score

CVSS 3.1 9.8 Critical

Status

Modified - cve@mitre.org

Published

2021-12-01

Last modified

2024-08-03

Weaknesses

CWE-787

Affected products

• Dir-809 Firmware (Dlink)

References

• https://github.com/Lnkvct/IoT-poc/tree/master/D-Link-DIR809/vuln06
• https://www.dlink.com/en/security-bulletin/