MEDIUM
MatrixSSL before 3.8.7, when the DHE_RSA based cipher suite is supported, makes it easier for remote attackers to obtain RSA private key information by conducting a Lenstra side-channel attack
Published Mar 3, 2017
5.9
MEDIUMCVSS 3.0
EPSS 1.30%
Description
MatrixSSL before 3.8.7, when the DHE_RSA based cipher suite is supported, makes it easier for remote attackers to obtain RSA private key information by conducting a Lenstra side-channel attack.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.9 MEDIUM NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.30% 0.01302
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01302
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 1, 2026 | 1.30% (0.01302) | 69.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.30% (0.01302) | 66.65th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.38% (0.00384) | 57.60th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.31% (0.00308) | 70.80th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00308) | 69.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.31% (0.00308) | 65.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (2)
References (5)
- http://www.openwall.com/lists/oss-security/2016/08/19/7 mailing-listx_refsource_MLISTMailing ListPatch
- http://www.securityfocus.com/bid/91488 vdb-entryx_refsource_BID
- https://access.redhat.com/blogs/766093/posts/1976703 x_refsource_MISCThird Party Advisory
- https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation x_refsource_CONFIRMPatchRelease Notes
- https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf x_refsource_MISCTechnical Description
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2016/08/19/7 | mailing-listx_refsource_MLISTMailing ListPatch | |
| http://www.securityfocus.com/bid/91488 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/blogs/766093/posts/1976703 | x_refsource_MISCThird Party Advisory | |
| https://github.com/matrixssl/matrixssl/blob/master/CHANGES.md#validation-of-rsa-signature-creation | x_refsource_CONFIRMPatchRelease Notes | |
| https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf | x_refsource_MISCTechnical Description |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 3, 2017
Updated Aug 6, 2024
Reserved Aug 19, 2016
Link CVE-2016-6882
CISA Vulnrichment
Updated n/a