lightdm before 0.9.6 writes in .dmrc and Xauthority files using root permissions while the files are in user controlled folders
Published Nov 19, 2019
7.8
HIGHCVSS 3.1
EPSS 0.36%
Description
lightdm before 0.9.6 writes in .dmrc and Xauthority files using root permissions while the files are in user controlled folders. A local user can overwrite root-owned files via a symlink, which can allow possible privilege escalation.
Affected products
-
- Version before 0.9.6StatusaffectedConstraints-
- Version
- < 0.9.6
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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
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 | 0.36% (0.00363) | 27.73th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.36% (0.00363) | 27.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.05% (0.00051) | 12.86th | 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 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
References (6)
- https://access.redhat.com/security/cve/cve-2011-3349 x_refsource_MISCBroken Link
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639151 x_refsource_MISCMailing ListThird Party Advisory
- https://bugs.launchpad.net/debian/+source/lightdm/+bug/834079 x_refsource_MISCThird Party Advisory
- https://seclists.org/oss-sec/2011/q3/393 x_refsource_MISCMailing ListThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-3349 x_refsource_MISCThird Party Advisory
- https://www.securityfocus.com/bid/50506 x_refsource_MISCThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/cve-2011-3349 | x_refsource_MISCBroken Link | |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639151 | x_refsource_MISCMailing ListThird Party Advisory | |
| https://bugs.launchpad.net/debian/+source/lightdm/+bug/834079 | x_refsource_MISCThird Party Advisory | |
| https://seclists.org/oss-sec/2011/q3/393 | x_refsource_MISCMailing ListThird Party Advisory | |
| https://security-tracker.debian.org/tracker/CVE-2011-3349 | x_refsource_MISCThird Party Advisory | |
| https://www.securityfocus.com/bid/50506 | x_refsource_MISCThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.