CVE-2021-33270: Buffer Overflow
Published Dec 1, 2021
·Updated
D-Link DIR-809 devices with firmware through DIR-809AxFW1.12WWB0320190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN800462c4 in /formAdvFirewall. This vulnerability is triggered via a crafted POST request.
Affected Software
2 affected components
Dlink Dir-809 Firmware<=1.12wwb03
Dlink Dir-809
Event History
Dec 1, 2021
CVE Published
via MITRE·09:20 PM
Data Sourced
via MITRE·09:20 PM
Description
Frequently Asked Questions
1
What is CVE-2021-33270?
CVE-2021-33270 is a stack buffer overflow vulnerability in D-Link DIR-809 devices.
2
How severe is CVE-2021-33270?
CVE-2021-33270 has a severity rating of 9.8 (Critical).
3
Which software versions are affected by CVE-2021-33270?
CVE-2021-33270 affects D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410.
4
How is CVE-2021-33270 triggered?
CVE-2021-33270 is triggered via a crafted POST request.
5
Are there any fixes or patches available for CVE-2021-33270?
Please refer to the official D-Link security bulletin for information on fixes or patches for CVE-2021-33270.