The random number generator in the Crypto application before 2.0.2.2, and SSH before 2.0.5, as used in the Erlang/OTP ssh library before R14B03, uses predictable seeds based on the current time, which makes it easier for remote attackers to guess DSA host and SSH session keys
Published May 31, 2011
7.8
HIGHCVSS 2.0
EPSS 3.07%
Description
The random number generator in the Crypto application before 2.0.2.2, and SSH before 2.0.5, as used in the Erlang/OTP ssh library before R14B03, uses predictable seeds based on the current time, which makes it easier for remote attackers to guess DSA host and SSH session keys.
Affected products
No data.
- ≤ 2.0.2.1
- r11b-5
- r12b-5
- r13b
- r13b02-1
- r13b03
- r13b04
- r14a
- r14b
- r14b01
- r14b02
- ≤ 2.0.4
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.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:C/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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.07% (0.03072) | 87.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.05% (0.03046) | 85.78th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.51% (0.02510) | 83.99th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.65% (0.03648) | 79.52th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.51% (0.02510) | 84.31th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.25% (0.00252) | 65.61th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.23% (0.00230) | 60.70th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.25% (0.00247) | 64.00th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.27% (0.00275) | 67.17th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.26% (0.00256) | 61.63th | 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) |
References (4)
- http://secunia.com/advisories/44709 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.kb.cert.org/vuls/id/178990 third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/47980 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://github.com/erlang/otp/commit/f228601de45c5b53241b103af6616453c50885a5 x_refsource_CONFIRMPatch
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/44709 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.kb.cert.org/vuls/id/178990 | third-party-advisoryx_refsource_CERT-VNPatchThird Party AdvisoryUS Government Resource | |
| http://www.securityfocus.com/bid/47980 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://github.com/erlang/otp/commit/f228601de45c5b53241b103af6616453c50885a5 | x_refsource_CONFIRMPatch |
Change history (0)
No recorded changes yet.