Apache Hadoop before 0.23.4, 1.x before 1.0.4, and 2.x before 2.0.2 generate token passwords using a 20-bit secret when Kerberos security features are enabled, which makes it easier for context-dependent attackers to crack secret keys via a brute-force attack
Published Oct 30, 2017
9.8
CRITICALCVSS 3.0
EPSS 1.19%
Description
Apache Hadoop before 0.23.4, 1.x before 1.0.4, and 2.x before 2.0.2 generate token passwords using a 20-bit secret when Kerberos security features are enabled, which makes it easier for context-dependent attackers to crack secret keys via a brute-force attack.
Affected products
No data.
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:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 | 1.19% (0.01191) | 66.85th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.20% (0.01201) | 64.08th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.50% (0.00503) | 63.98th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00162) | 54.17th | v3 (v2023.03.01) |
| Jun 26, 2024 | 0.16% (0.00162) | 53.04th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.16% (0.00162) | 51.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
References (5)
- http://mail-archives.apache.org/mod_mbox/hadoop-general/201210.mbox/%3CCA+z3+9FYdPmzBEaMZ71SUqzRx=eU=o4mSHUsbrpzgR9X_F1c0Q%40mail.gmail.com%3E mailing-listx_refsource_MLIST
- http://mail-archives.apache.org/mod_mbox/hadoop-general/201210.mbox/%3CCA+z3+9FYdPmzBEaMZ71SUqzRx=eU=o4mSHUsbrpzgR9X_F1c0Q@mail.gmail.com%3E
- https://github.com/advisories/GHSA-q46v-cj5v-hvg6 Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2012-4449
- https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html#topic_1_0 x_refsource_CONFIRMIssue TrackingThird Party Advisory
Change history (0)
No recorded changes yet.