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
Published Dec 6, 2018
5.9
MEDIUMCVSS 3.0
EPSS 1.52%
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.
Affected products
No data.
- ≤ 1.3.1
- ≤ 10.0.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
AV:N/AC:M/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.52% (0.01518) | 73.62th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.52% (0.01518) | 73.42th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.13% (0.00133) | 48.93th | v3 (v2023.03.01) |
| Apr 28, 2024 | 0.13% (0.00133) | 47.75th | v3 (v2023.03.01) |
| Nov 30, 2023 | 0.12% (0.00117) | 45.46th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00112) | 42.77th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.88% (0.00884) | 25.39th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.88% (0.00884) | 0.00th | v1 |
References (3)
- https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-details/ x_refsource_MISCPatchThird Party Advisory
- https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-put-wide-range-devices-risk-compromise-smart-homes-critical-infrastructure-systems/ x_refsource_MISCThird Party Advisory
- https://github.com/aws/amazon-freertos/blob/v1.3.2/CHANGELOG.md x_refsource_CONFIRMRelease NotesThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-details/ | x_refsource_MISCPatchThird Party Advisory | |
| https://blog.zimperium.com/freertos-tcpip-stack-vulnerabilities-put-wide-range-devices-risk-compromise-smart-homes-critical-infrastructure-systems/ | x_refsource_MISCThird Party Advisory | |
| https://github.com/aws/amazon-freertos/blob/v1.3.2/CHANGELOG.md | x_refsource_CONFIRMRelease NotesThird Party Advisory |
Change history (0)
No recorded changes yet.