Division by Zero Vulnerability in Amazon Web Services FreeRTOS and WITTENSTEIN WHIS Connect
CVE-2018-16523

7.4HIGH

Key Information:

Vendor

Amazon

Status
Amazon Web Services Freertos
Freertos
Vendor
CVE Published:
6 December 2018

What is CVE-2018-16523?

Amazon Web Services (AWS) FreeRTOS versions up to 1.3.1 and FreeRTOS up to version 10.0.1, which includes FreeRTOS+TCP, along with the WITTENSTEIN WHIS Connect middleware TCP/IP component, exhibit a vulnerability that allows division by zero in the prvCheckOptions function. This flaw could potentially lead to unexpected behavior in applications utilizing these components, compromising both reliability and security in systems dependent on these technologies.

References

https://github.com/aws/amazon-freertos/blob/v1.3.2/CHANGE...
x_refsource_CONFIRM
https://blog.zimperium.com/freertos-tcpip-stack-vulnerabi...
x_refsource_MISC
https://blog.zimperium.com/freertos-tcpip-stack-vulnerabi...
x_refsource_MISC

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.