hadoop: HDFS Permissive listXAttr Authorization
Published Feb 7, 2019
7.5
HIGHCVSS 3.0
EPSS 3.33%
Description
In Apache Hadoop 3.0.0-alpha1 to 3.0.0, 2.9.0, 2.8.0 to 2.8.3, and 2.5.0 to 2.7.5, HDFS exposes extended attribute key/value pairs during listXAttrs, verifying only path-level search access to the directory rather than path-level read permission to the referent.
Affected products
-
- Version Apache Hadoop 3.0.0-alpha1 to 3.0.0, 2.9.0, 2.8.0 to 2.8.3, 2.5.0 to 2.7.5StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Apache Software Foundation | Apache Hadoop | n/a |
|
- ≥ 2.5.0 · ≤ 2.7.5
- 2.8.0
- 2.8.1
- 2.8.2
- 2.8.3
- 2.9.0
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.0
No data.
Red Hat Enterprise Linux 6
rhs-hadoop
Not affected
Red Hat Fuse 7
hadoop
Will not fix
Red Hat JBoss Fuse 6
hadoop
Out of support scope
Red Hat Storage 3
rhs-hadoop
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | rhs-hadoop | Not affected | n/a |
| Red Hat Fuse 7 | hadoop | Will not fix | n/a |
| Red Hat JBoss Fuse 6 | hadoop | Out of support scope | n/a |
| Red Hat Storage 3 | rhs-hadoop | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat mitigation
If a file contains sensitive data in extended attributes, users and admins need to change the permission to prevent others from listing the directory which contains the file.
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:N/A:N
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
AV:N/AC:L/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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.33% (0.03326) | 88.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.30% (0.03299) | 86.88th | v5 (v2026.06.15) |
| Nov 21, 2025 | 0.57% (0.00574) | 67.85th | v4 (v2025.03.14) |
| Nov 18, 2025 | 1.84% (0.01836) | 81.45th | v4 (v2025.03.14) |
| Mar 30, 2025 | 0.78% (0.00778) | 71.40th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.19% (0.02188) | 73.93th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.78% (0.00778) | 71.96th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.07% (0.00072) | 33.16th | v3 (v2023.03.01) |
| Jun 18, 2024 | 0.07% (0.00072) | 31.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.07% (0.00072) | 29.13th | 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) |
| Feb 3, 2022 | 1.85% (0.01855) | 47.92th | v1 |
| Jan 6, 2022 | 1.85% (0.01855) | 47.40th | v1 |
| Sep 1, 2021 | 1.85% (0.01855) | 75.73th | v1 |
| Apr 14, 2021 | 1.85% (0.01855) | 0.00th | v1 |
References (8)
- http://www.securityfocus.com/bid/106764 vdb-entryx_refsource_BIDThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-1296 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1671291 Issue Tracking
- https://github.com/advisories/GHSA-v569-g72v-q434 Advisory
- https://lists.apache.org/thread.html/a5b15bc76fbdad2ee40761aacf954a13aeef67e305f86d483f267e8e%40%3Cuser.hadoop.apache.org%3E x_refsource_MISC
- https://lists.apache.org/thread.html/a5b15bc76fbdad2ee40761aacf954a13aeef67e305f86d483f267e8e@%3Cuser.hadoop.apache.org%3E
- https://nvd.nist.gov/vuln/detail/CVE-2018-1296
- https://www.cve.org/CVERecord?id=CVE-2018-1296
Change history (0)
No recorded changes yet.