CVE-2016-3100 Information

Description

kinit in KDE Frameworks before 5.23.0 uses weak permissions (644) for /tmp/xauth-xxx-_y which allows local users to obtain X11 cookies of other users and consequently capture keystrokes and possibly gain privileges by reading the file.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-updates/2016-07/msg00001.html http://www.kde.com/announcements/kde-frameworks-5.23.0.php http://www.securityfocus.com/bid/91769 https://bugs.kde.org/show_bug.cgi?id=358593 https://bugs.kde.org/show_bug.cgi?id=363140 https://quickgit.kde.org/?p=kinit.git&a=commitdiff&h=72f3702dbe6cf15c06dc13da2c99c864e9022a58 https://quickgit.kde.org/?p=kinit.git&a=commitdiff&h=dece8fd89979cd1a86c03bcaceef6e9221e8d8cd https://www.kde.org/info/security/advisory-20160621-1.txt

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.4