CVE-2022-46423
First published: Tue Dec 20 2022(Updated: )
An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netgear Wnr2000 Firmware | <=1.2.3.7 | |
| Netgear WNR2000 | =1.0 |
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Reference Links
Frequently Asked Questions
What is CVE-2022-46423?
CVE-2022-46423 is a firmware modification vulnerability found in the Netgear WNR2000v1 router.
What is the severity of CVE-2022-46423?
The severity of CVE-2022-46423 is high with a CVSS score of 8.1.
How does CVE-2022-46423 work?
CVE-2022-46423 allows an attacker to conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, enabling them to execute arbitrary code or cause a Denial of Service.
Which Netgear WNR2000 firmware versions are affected by CVE-2022-46423?
Netgear WNR2000 firmware versions up to and including 1.2.3.7 are affected by CVE-2022-46423.
How can I fix CVE-2022-46423?
To fix CVE-2022-46423, it is recommended to update to the latest firmware version provided by Netgear.
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