CVE-2016-2779 Information

Description

runuser in util-linux allows local users to escape to the parent session via a crafted TIOCSTI ioctl call which pushes characters to the terminal’s input buffer.

CVSS Vector

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

Reference

http://www.openwall.com/lists/oss-security/2016/02/27/1 http://www.openwall.com/lists/oss-security/2016/02/27/2 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8