EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x and 4.1.x before 4.1.5, RSA BSAFE Crypto-C Micro Edition (CCME) 4.0.x and 4.1.x before 4.1.3, RSA BSAFE Crypto-J before 6.2.1, RSA BSAFE SSL-J before 6.2.1, and RSA BSAFE SSL-C before 2.8.9 allow remote attackers to discover a private-key prime by conducting a Lenstra side-channel attack that leverages an application's failure to detect an RSA signature failure during a TLS session
Published Apr 12, 2016
5.9
MEDIUMCVSS 3.0
EPSS 3.54%
Description
EMC RSA BSAFE Micro Edition Suite (MES) 4.0.x and 4.1.x before 4.1.5, RSA BSAFE Crypto-C Micro Edition (CCME) 4.0.x and 4.1.x before 4.1.3, RSA BSAFE Crypto-J before 6.2.1, RSA BSAFE SSL-J before 6.2.1, and RSA BSAFE SSL-C before 2.8.9 allow remote attackers to discover a private-key prime by conducting a Lenstra side-channel attack that leverages an application's failure to detect an RSA signature failure during a TLS session.
Affected products
No data.
- ≥ 4.0 · ≤ 4.0.5.3
- ≥ 4.1 · ≤ 4.1.2
- < 6.2.1
- ≥ 4.0.0 · ≤ 4.0.11
- ≥ 4.1.0 · < 4.1.5
- < 2.8.9
- < 6.2.1
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:H/I:N/A:N
AV:N/AC:H/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
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 | 3.54% (0.03539) | 88.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.54% (0.03539) | 87.74th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.73% (0.00727) | 70.93th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.43% (0.00432) | 75.36th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.43% (0.00432) | 73.81th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00432) | 70.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (6)
- http://packetstormsecurity.com/files/136656/RSA-BSAFE-Lenstras-Attack.html x_refsource_MISCThird Party AdvisoryVDB Entry
- http://seclists.org/bugtraq/2016/Apr/66 mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory
- http://www.securityfocus.com/archive/1/538055/100/0/threaded mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035515 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035516 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035517 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/136656/RSA-BSAFE-Lenstras-Attack.html | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| http://seclists.org/bugtraq/2016/Apr/66 | mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory | |
| http://www.securityfocus.com/archive/1/538055/100/0/threaded | mailing-listx_refsource_BUGTRAQThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1035515 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1035516 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1035517 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.