High severity · published Dec 6, 2018
CVE-2018-16601
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
8.1
CVSS
4.2%
EPSS
No
On KEV
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. A crafted IP header triggers a full memory space copy in prvProcessIPPacket, leading to denial of service and possibly remote code execution.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AW
Amazon Web Services Freertos · Amazon
through 1.3.1 · source: NVD
FR
Freertos · Amazon
through 10.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16601
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16601
Exploit
https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-details/
Third Party Advisory
https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-put-wide-range-devices-risk-compromise-smart-homes-critical-infrastructure-systems/
Release Notes
https://github.com/aws/amazon-freertos/blob/v1.3.2/CHANGELOG.md
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