Description
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. In xProcessReceivedUDPPacket and prvParseDNSReply, any received DNS response is accepted, without confirming it matches a sent DNS request.
Scores
CVSS v3
5.9
EPSS
0.0039
EPSS Percentile
60.0%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-441
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