CVE-2020-5544: Null Pointer Dereference
First published: Mon Mar 16 2020(Updated: )
Null Pointer Dereference vulnerability in TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier allows remote attackers to stop the network functions or execute malware via a specially crafted packet.
Credit: vultures@jpcert.or.jp
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mitsubishielectric Iu1-1m20-d Firmware | <=1.0.7 | |
| Mitsubishielectric Iu1-1m20-d |
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Reference Links
Frequently Asked Questions
What is CVE-2020-5544?
CVE-2020-5544 is a null pointer dereference vulnerability in the TCP function included in the firmware of Mitsubishi Electric MELQIC IU1 series IU1-1M20-D firmware version 1.0.7 and earlier.
How does CVE-2020-5544 affect me?
CVE-2020-5544 allows remote attackers to stop the network functions or execute malware via a specially crafted packet.
What is the severity of CVE-2020-5544?
CVE-2020-5544 has a severity rating of critical with a score of 9.8.
How can I fix CVE-2020-5544?
To fix CVE-2020-5544, it is recommended to update the firmware of the Mitsubishi Electric MELQIC IU1 series IU1-1M20-D to version 1.0.8 or later.
Where can I find more information about CVE-2020-5544?
You can find more information about CVE-2020-5544 on the official Mitsubishi Electric PSIRT website and the JVN Vulnerability Database.
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