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CVE-2011-3349
lightdm before 0.9.6 writes in .dmrc and Xauthority files using root permissions while the files are in user controlled folders. A local…
High7.8EPSS 0.36%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.36% · top 70% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
References (6)
- https://security-tracker.debian.org/tracker/CVE-2011-3349 (opens in a new tab)x_refsource_MISCx_transferred
- https://access.redhat.com/security/cve/cve-2011-3349 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.securityfocus.com/bid/50506 (opens in a new tab)x_refsource_MISCx_transferred
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639151 (opens in a new tab)x_refsource_MISCx_transferred
- https://bugs.launchpad.net/debian/+source/lightdm/+bug/834079 (opens in a new tab)x_refsource_MISCx_transferred
- https://seclists.org/oss-sec/2011/q3/393 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2011-3349)Record last updated .