The RSA-CRT implementation in the Cavium Software Development Kit (SDK) 2.x, when used on OCTEON II CN6xxx Hardware on Linux to support TLS with Perfect Forward Secrecy (PFS), makes it easier for remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack
Published Jul 26, 2016
7.5
HIGHCVSS 3.1
EPSS 2.43%
Description
The RSA-CRT implementation in the Cavium Software Development Kit (SDK) 2.x, when used on OCTEON II CN6xxx Hardware on Linux to support TLS with Perfect Forward Secrecy (PFS), makes it easier for remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.
Affected products
No data.
Configuration 1
- 2.0
Running on/with
- n/a
- n/a
- n/a
Configuration 2
- ≥ 3.3.2 · ≤ 3.5.1
- ≥ 4.0.0 · ≤ 4.4.0
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:H/I:N/A:N
No CVSS v3.0 score for this CVE.
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 3, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 2.43% (0.02425) | 83.65th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.43% (0.02425) | 82.01th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.51% (0.00505) | 64.12th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.19% (0.00195) | 58.41th | v3 (v2023.03.01) |
| Jan 24, 2024 | 0.19% (0.00195) | 57.50th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.19% (0.00195) | 55.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (3)
- http://fortiguard.com/advisory/rsa-crt-key-leak-under-certain-conditions x_refsource_CONFIRMBroken Link
- https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf x_refsource_MISCTechnical DescriptionThird Party Advisory
- https://support.f5.com/kb/en-us/solutions/public/k/91/sol91245485.html x_refsource_CONFIRMThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://fortiguard.com/advisory/rsa-crt-key-leak-under-certain-conditions | x_refsource_CONFIRMBroken Link | |
| https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf | x_refsource_MISCTechnical DescriptionThird Party Advisory | |
| https://support.f5.com/kb/en-us/solutions/public/k/91/sol91245485.html | x_refsource_CONFIRMThird Party Advisory |
Change history (0)
No recorded changes yet.