CVE-2016-2568

 

Published at: - 13-02-2017 07:59

Last modified: - 18-04-2022 07:59

Total changes: - 5

Description

pkexec, when used with --user nonpriv, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://bugzilla.redhat.com/show_bug.cgi?id=1300746
• [oss-security] 20160226 Re: CVE Request: pkexec tty hijacking via TIOCSTI ioctl-Mailing List, Third Party Advisory
• https://ubuntu.com/security/CVE-2016-2568
• https://access.redhat.com/security/cve/cve-2016-2568
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=816062

 

Keywords

NVD

 

CVE-2016-2568

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures