What is CVE-2018-16526?

CVE-2018-16526 is a vulnerability in Amazon Web Services (AWS) FreeRTOS up to version 1.3.1 and FreeRTOS up to version 10.0.1 that allows remote attackers to leak information or execute arbitrary code due to a buffer overflow during the generation of a protocol checksum.

How severe is CVE-2018-16526?

CVE-2018-16526 has a severity rating of 8.1 (high).

Which software versions are affected by CVE-2018-16526?

CVE-2018-16526 affects Amazon Web Services (AWS) FreeRTOS up to version 1.3.1 and FreeRTOS up to version 10.0.1.

How can CVE-2018-16526 be exploited?

CVE-2018-16526 can be exploited by remote attackers to leak information or execute arbitrary code by causing a buffer overflow during the generation of a protocol checksum.

Is there a fix for CVE-2018-16526?

Yes, updating to a version of Amazon FreeRTOS that is not affected by this vulnerability is recommended to mitigate CVE-2018-16526.

Vulnerability/
CVE-2018-16526

high

8.1

CWE

119

6/12/2018

5/8/2024

CVE-2018-16526: Buffer Overflow

First published: Thu Dec 06 2018(Updated: )

Amazon Web Services (AWS) FreeRTOS through 1.3.1, FreeRTOS up to V10.0.1 (with FreeRTOS+TCP), and WITTENSTEIN WHIS Connect middleware TCP/IP component allow remote attackers to leak information or execute arbitrary code because of a Buffer Overflow during generation of a protocol checksum in usGenerateProtocolChecksum and prvProcessIPPacket.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Amazon Amazon Web Services Freertos	<=1.3.1
Amazon Freertos	<=10.0.1

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Frequently Asked Questions

What is CVE-2018-16526?
CVE-2018-16526 is a vulnerability in Amazon Web Services (AWS) FreeRTOS up to version 1.3.1 and FreeRTOS up to version 10.0.1 that allows remote attackers to leak information or execute arbitrary code due to a buffer overflow during the generation of a protocol checksum.
How severe is CVE-2018-16526?
CVE-2018-16526 has a severity rating of 8.1 (high).
Which software versions are affected by CVE-2018-16526?
CVE-2018-16526 affects Amazon Web Services (AWS) FreeRTOS up to version 1.3.1 and FreeRTOS up to version 10.0.1.
How can CVE-2018-16526 be exploited?
CVE-2018-16526 can be exploited by remote attackers to leak information or execute arbitrary code by causing a buffer overflow during the generation of a protocol checksum.
Is there a fix for CVE-2018-16526?
Yes, updating to a version of Amazon FreeRTOS that is not affected by this vulnerability is recommended to mitigate CVE-2018-16526.

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version/amazon amazon web services freertos/1.3.1
canonical/amazon freertos
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