CVE-2021-33267: 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 FUN80034d60 in /formStaticDHCP. 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 the severity of CVE-2021-33267?
The severity of CVE-2021-33267 is critical with a CVSS score of 9.8.
2
What is the affected software of CVE-2021-33267?
The affected software of CVE-2021-33267 is D-Link DIR-809 devices with firmware up to and including DIR-809Ax_FW1.12WWB03_20190410.
3
How can the vulnerability in CVE-2021-33267 be triggered?
The vulnerability in CVE-2021-33267 can be triggered via a crafted POST request.
4
Is Dlink DIR-809 vulnerable to CVE-2021-33267?
No, Dlink DIR-809 is not vulnerable to CVE-2021-33267.
5
How can I fix the vulnerability in CVE-2021-33267?
To fix the vulnerability in CVE-2021-33267, it is recommended to update the firmware of D-Link DIR-809 devices to a version that patches the vulnerability.