CVE-2021-20649
First published: Fri Feb 12 2021(Updated: )
ELECOM WRC-300FEBK-S contains an improper certificate validation vulnerability. Via a man-in-the-middle attack, an attacker may alter the communication response. As a result, an arbitrary OS command may be executed on the affected device.
Credit: vultures@jpcert.or.jp
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Elecom Wrc-300febk-s Firmware | ||
| ELECOM WRC-300FEBK-S |
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Reference Links
Frequently Asked Questions
What is CVE-2021-20649?
CVE-2021-20649 is a vulnerability found in ELECOM WRC-300FEBK-S that allows an attacker to execute arbitrary OS commands through a man-in-the-middle attack.
How can an attacker exploit CVE-2021-20649?
An attacker can exploit CVE-2021-20649 by intercepting and altering the communication response between the affected device and the legitimate server.
What is the severity of CVE-2021-20649?
CVE-2021-20649 has a severity rating of 4.8 out of 10, indicating a medium level of severity.
How can I fix CVE-2021-20649?
To fix CVE-2021-20649, apply the latest firmware update provided by ELECOM WRC-300FEBK-S.
Where can I find more information about CVE-2021-20649?
You can find more information about CVE-2021-20649 on the official website of JVN (Japan Vulnerability Notes) and the official security advisory from ELECOM.
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