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 user can overwrite root-owned files via a symlink, which can
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 29.8% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-11-19 21:42Z6 YR AGO
- Last updated
- 2024-08-06 23:29Z2 YR AGO
- Reserved
- 2011-08-30
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-269Improper Privilege ManagementClass
- Data version
- 5.1
- Document digest
- dce90a2643491034669f67db2e3b767b564656f202895107fbd94ea7bad1b630
05 Affected products
06 References
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2011-3349
- access.redhat.comhttps://access.redhat.com/security/cve/cve-2011-3349
- www.securityfocus.comhttps://www.securityfocus.com/bid/50506
- bugs.debian.orghttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639151
- bugs.launchpad.nethttps://bugs.launchpad.net/debian/+source/lightdm/+bug/834079
- seclists.orghttps://seclists.org/oss-sec/2011/q3/393
07 Fixed in
Debian 12
- lightdm Fixed in 0.9.6-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- lightdm Fixed in 0.9.6-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- lightdm Fixed in 0.9.6-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.