CVE-2021-33267: Buffer Overflow
First published: Wed Dec 01 2021(Updated: )
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_80034d60 in /formStaticDHCP. This vulnerability is triggered via a crafted POST request.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dlink Dir-809 Firmware | <=1.12wwb03 | |
| Dlink Dir-809 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-33267?
The severity of CVE-2021-33267 is critical with a CVSS score of 9.8.
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.
How can the vulnerability in CVE-2021-33267 be triggered?
The vulnerability in CVE-2021-33267 can be triggered via a crafted POST request.
Is Dlink DIR-809 vulnerable to CVE-2021-33267?
No, Dlink DIR-809 is not vulnerable to CVE-2021-33267.
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.
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