CVE-2018-16601
HIGHAmazon Web Services Freertos < 1.3.1 - Integer Underflow
Title source: ruleDescription
An issue was discovered in 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. A crafted IP header triggers a full memory space copy in prvProcessIPPacket, leading to denial of service and possibly remote code execution.
References (3)
Core 3
Core References
Release Notes, Third Party Advisory x_refsource_confirm
https://github.com/aws/amazon-freertos/blob/v1.3.2/CHANGELOG.md
Exploit, Third Party Advisory x_refsource_misc
https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-details/
Third Party Advisory x_refsource_misc
https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-put-wide-range-devices-risk-compromise-smart-homes-critical-infrastructure-systems/
Scores
CVSS v3
8.1
EPSS
0.0309
EPSS Percentile
86.8%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-191
Status
published
Products (2)
amazon/amazon_web_services_freertos
< 1.3.1
amazon/freertos
< 10.0.1
Published
Dec 06, 2018
Tracked Since
Feb 18, 2026