ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in ssl_parse_server_key_exchange() that could cause a crash on invalid input
Published Apr 10, 2018
7.5
HIGHCVSS 3.1
EPSS 2.12%
Description
ARM mbed TLS before 2.1.11, before 2.7.2, and before 2.8.0 has a buffer over-read in ssl_parse_server_key_exchange() that could cause a crash on invalid input.
Affected products
No data.
Configuration 1
Configuration 2
- 8.0
- 9.0
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.12% (0.02117) | 81.17th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.09% (0.02087) | 79.08th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.38% (0.00376) | 73.03th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00376) | 72.01th | v3 (v2023.03.01) |
| Nov 4, 2023 | 0.38% (0.00376) | 69.82th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.41% (0.00412) | 70.66th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.36% (0.00356) | 67.61th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.25% (0.01247) | 30.57th | v5 (v2026.06.15) |
| Nov 24, 2021 | 1.25% (0.01247) | 69.32th | v1 |
| Sep 1, 2021 | 1.04% (0.01040) | 64.49th | v1 |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
References (5)
- https://github.com/ARMmbed/mbedtls/commit/027f84c69f4ef30c0693832a6c396ef19e563ca1 x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/ARMmbed/mbedtls/commit/a1098f81c252b317ad34ea978aea2bc47760b215 x_refsource_CONFIRMPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-released x_refsource_CONFIRMRelease NotesVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/ARMmbed/mbedtls/commit/027f84c69f4ef30c0693832a6c396ef19e563ca1 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://github.com/ARMmbed/mbedtls/commit/a1098f81c252b317ad34ea978aea2bc47760b215 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2018/09/msg00029.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://tls.mbed.org/tech-updates/releases/mbedtls-2.8.0-2.7.2-and-2.1.11-released | x_refsource_CONFIRMRelease NotesVendor Advisory |
Change history (0)
No recorded changes yet.