Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to gain root privileges because code running as root performs write operations within a user home directory, and this user may have created links in advance (exploitation requires the user to win a race condition in the ~/.Xauthority chown case, but not other cases)
Published Mar 8, 2018
7.8
HIGHCVSS 3.0
EPSS 0.39%
Description
Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to gain root privileges because code running as root performs write operations within a user home directory, and this user may have created links in advance (exploitation requires the user to win a race condition in the ~/.Xauthority chown case, but not other cases).
Affected products
No data.
Configuration 1
- < 0.10.0
Configuration 2
- 20
- 21
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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:L/Au:N/C:C/I:C/A:C
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.39% (0.00394) | 31.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.40% (0.00405) | 31.99th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.15% (0.00149) | 32.90th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (5)
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141494.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141550.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://www.openwall.com/lists/oss-security/2014/10/06/4 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1149610 x_refsource_CONFIRMIssue Tracking
- https://github.com/sddm/sddm/pull/280 x_refsource_CONFIRMPatch
| Link | Providers | Tags |
|---|---|---|
| http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141494.html | vendor-advisoryx_refsource_FEDORAThird Party Advisory | |
| http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141550.html | vendor-advisoryx_refsource_FEDORAThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2014/10/06/4 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1149610 | x_refsource_CONFIRMIssue Tracking | |
| https://github.com/sddm/sddm/pull/280 | x_refsource_CONFIRMPatch |
Change history (0)
No recorded changes yet.