PT-2013-5026 · Canonical · Lightdm

Marc Deslauriers + 1 · Published 2013-11-23 · Updated 2013-11-25 · CVE-2013-4459

Positive Technologies (AI Summary)

CVSS v2.0

3.3

Low

Base vector

AV:L/AC:M/Au:N/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions LightDM versions 1.7.5 through 1.8.3 LightDM versions 1.9.x before 1.9.2

Description The issue allows local users to bypass intended restrictions by leveraging the Guest account, as the AppArmor profile is not applied to it.

Recommendations For versions 1.7.5 through 1.8.3, update to a version that applies the AppArmor profile to the Guest account. For versions 1.9.x before 1.9.2, update to version 1.9.2 or later to ensure the AppArmor profile is applied to the Guest account.

Exploit

Fix

Weakness Enumeration

CWE-264

Related Identifiers

CVE-2013-4459

Affected Products

Lightdm

References · 5

• 🔥 https://bugs.launchpad.net/ubuntu/%2Bsource/lightdm/%2Bbug/1243339 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2013-4459 · Security Note
• http://ubuntu.com/usn/USN-2012-1 · Vendor Advisory
• http://lists.freedesktop.org/archives/lightdm/2013-October/000472.html · Note
• http://lists.freedesktop.org/archives/lightdm/2013-October/000471.html · Note