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…

PriorityP338high7.8CVSS 3.1

AVLACLPRLUINSUCHIHAH

EPSS

0.36%

28.1th percentile

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

7 ranges

Vendor	Product	Version range	Fixed in
debian	lightdm	< lightdm 0.9.6-1 (bookworm)	lightdm 0.9.6-1 (bookworm)
lightdm	lightdm	—	—
lightdm_project	lightdm	< 0.9.6	0.9.6
lightdm_project	lightdm	>= 0 < 0.9.6-1	0.9.6-1
lightdm_project	lightdm	>= 0 < 0.9.6-1	0.9.6-1
lightdm_project	lightdm	>= 0 < 0.9.6-1	0.9.6-1
lightdm_project	lightdm	>= 0 < 0.9.6-1	0.9.6-1

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvdv2.07.2HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

osv7.8HIGH

vendor_debian7.8HIGH

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.