CVE-2021-33270: 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_800462c4 in /formAdvFirewall. 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 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-33270?
CVE-2021-33270 is a stack buffer overflow vulnerability in D-Link DIR-809 devices.
How severe is CVE-2021-33270?
CVE-2021-33270 has a severity rating of 9.8 (Critical).
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.
How is CVE-2021-33270 triggered?
CVE-2021-33270 is triggered via a crafted POST request.
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.
- collector/nvd-index
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/type
- agent/description
- agent/event
- agent/last-modified-date
- agent/tags
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- vendor/dlink
- canonical/dlink dir-809 firmware
- version/dlink dir-809 firmware/1.12wwb03
- canonical/dlink dir-809