HIGH
The knife bootstrap command in chef Infra client before version 15.4.45 leaks the validator.pem private RSA key to /var/log/messages
Published Sep 21, 2017
7.5
HIGHCVSS 3.1
EPSS 1.93%
Description
The knife bootstrap command in chef Infra client before version 15.4.45 leaks the validator.pem private RSA key to /var/log/messages.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
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.
1.93% 0.01929
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01929
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 | 1.93% (0.01929) | 79.26th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.93% (0.01929) | 77.28th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.31% (0.00314) | 52.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.18% (0.00180) | 56.51th | v3 (v2023.03.01) |
| May 8, 2023 | 0.18% (0.00180) | 53.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.31% (0.00309) | 65.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
Weaknesses (1)
References (4)
- http://www.openwall.com/lists/oss-security/2015/12/14/14 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://discourse.chef.io/t/chef-infra-client-15-4-45-released/16081 x_refsource_MISC
- https://github.com/chef/chef/issues/3871 x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/chef/chef/pull/8885 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2015/12/14/14 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://discourse.chef.io/t/chef-infra-client-15-4-45-released/16081 | x_refsource_MISC | |
| https://github.com/chef/chef/issues/3871 | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://github.com/chef/chef/pull/8885 | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Sep 21, 2017
Updated Aug 6, 2024
Reserved Dec 14, 2015
Link CVE-2015-8559
CISA Vulnrichment
Updated n/a