CVE-2011-3349

HighCVSS 7.8/10Last modified Jun 16, 2026

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-269

Affected software

Vendor	Product	Versions
lightdm	lightdm	before 0.9.6

References

https://access.redhat.com/security/cve/cve-2011-3349Broken Link
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639151Mailing List, Third Party Advisory
https://bugs.launchpad.net/debian/+source/lightdm/+bug/834079Third Party Advisory
https://seclists.org/oss-sec/2011/q3/393Mailing List, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-3349Third Party Advisory
https://www.securityfocus.com/bid/50506Third Party Advisory, VDB Entry
https://access.redhat.com/security/cve/cve-2011-3349Broken Link
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639151Mailing List, Third Party Advisory
https://bugs.launchpad.net/debian/+source/lightdm/+bug/834079Third Party Advisory
https://seclists.org/oss-sec/2011/q3/393Mailing List, Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-3349Third Party Advisory
https://www.securityfocus.com/bid/50506Third Party Advisory, VDB Entry

Timeline

Published: Nov 19, 2019
Last modified: Jun 16, 2026
NVD status: Modified

Related CVEs from 2011

CVE-2011-33509.8masqmail 0.2.21 through 0.2.30 improperly calls seteuid() in src/log.c and src/masqmail.c that results in improper privilege dropping.CVE-2011-33517.1openvas-scanner before 2011-09-11 creates a temporary file insecurely when generating OVAL system characteristics document with the ovaldi i CVE-2011-33524.8Zikula 1.3.0 build #3168 and probably prior has XSS flaw due to improper sanitization of the 'themename' parameter by setting default, modif CVE-2011-33535.5Buffer overflow in the fuse_notify_inval_entry function in fs/fuse/dev.c in the Linux kernel before 3.1 allows local users to cause a denial CVE-2011-33545.0The CtcpParser::packedReply method in core/ctcpparser.cpp in Quassel before 0.7.3 allows remote attackers to cause a denial of service (cras CVE-2011-33557.3evolution-data-server3 3.0.3 through 3.2.1 used insecure (non-SSL) connection when attempting to store sent email messages into the Sent fol CVE-2011-33564.3Multiple cross-site scripting (XSS) vulnerabilities in config_defaults_inc.php in MantisBT before 1.2.8 allow remote attackers to inject arb CVE-2011-33576.8Directory traversal vulnerability in bug_actiongroup_ext_page.php in MantisBT before 1.2.8 allows remote attackers to include and execute ar CVE-2011-33584.3Multiple cross-site scripting (XSS) vulnerabilities in MantisBT before 1.2.8 allow remote attackers to inject arbitrary web script or HTML v CVE-2011-33597.5The dma_rx function in drivers/net/wireless/b43/dma.c in the Linux kernel before 2.6.39 does not properly allocate receive buffers, which al CVE-2011-33609.3Untrusted search path vulnerability in Wireshark 1.4.x before 1.4.9 and 1.6.x before 1.6.2 allows local users to gain privileges via a Troja CVE-2011-33614.3Cross-site scripting (XSS) vulnerability in CGI/Browse.pm in BackupPC 3.2.0 and possibly other versions before 3.2.1 allows remote attackers