CVE-2021-43573: Buffer Overflow
First published: Thu Nov 11 2021(Updated: )
A buffer overflow was discovered on Realtek RTL8195AM devices before 2.0.10. It exists in the client code when processing a malformed IE length of HT capability information in the Beacon and Association response frame.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Realtek Rtl8195am Firmware | <=2.0.10 | |
| Realtek RTL8195AM |
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Frequently Asked Questions
What is CVE-2021-43573?
CVE-2021-43573 is a buffer overflow vulnerability discovered on Realtek RTL8195AM devices before 2.0.10.
How does CVE-2021-43573 affect the Realtek RTL8195AM devices?
CVE-2021-43573 exists in the client code of the Realtek RTL8195AM devices when processing a malformed IE length of HT capability information in the Beacon and Association response frame.
What is the severity of CVE-2021-43573?
CVE-2021-43573 has a severity rating of 9.8 (critical).
What can an attacker do with CVE-2021-43573?
An attacker exploiting CVE-2021-43573 could potentially execute arbitrary code or cause a denial of service on the affected device.
How can I mitigate the vulnerability CVE-2021-43573?
To mitigate CVE-2021-43573, it is recommended to update the Realtek RTL8195AM firmware to version 2.0.10 or later.
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