The RSA-CRT implementation in the Intel QuickAssist Technology (QAT) Engine for OpenSSL versions prior to 0.5.19 may allow remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack
Published Mar 7, 2017
7.5
HIGHCVSS 3.0
EPSS 1.42%
Description
The RSA-CRT implementation in the Intel QuickAssist Technology (QAT) Engine for OpenSSL versions prior to 0.5.19 may allow remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.
Affected products
-
- Version Before v0.5.19StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Intel | Intel Quick Assist Technology | n/a |
|
- 0.5.18
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:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AV:N/AC:L/Au:N/C:P/I:N/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 | 1.42% (0.01416) | 71.79th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.42% (0.01416) | 71.58th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.43% (0.00434) | 74.85th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00434) | 73.87th | v3 (v2023.03.01) |
| Nov 18, 2023 | 0.43% (0.00434) | 71.75th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.35% (0.00352) | 67.47th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.52% (0.00523) | 12.55th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.52% (0.00523) | 0.00th | v1 |
No CWE recorded.
References (1)
- https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00071&languageid=en-fr x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00071&languageid=en-fr | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.