CVE-2016-2779

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 v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

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

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://www.openwall.com/lists/oss-security/2016/02/27/1	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/02/27/2	Mailing List Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922	Issue Tracking Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/02/27/1	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/02/27/2	Mailing List Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922	Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:kernel:util-linux:2.24.2-1:*:*:*:*:*:*:*

History

21 Nov 2024, 02:48

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2016/02/27/1 - Mailing List, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2016/02/27/1 - Mailing List, Third Party Advisory
References	~~() http://www.openwall.com/lists/oss-security/2016/02/27/2 - Mailing List, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2016/02/27/2 - Mailing List, Third Party Advisory
References	~~() https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922 - Issue Tracking, Third Party Advisory~~	() https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=815922 - Issue Tracking, Third Party Advisory

Information

Published : 2017-02-07 15:59

Updated : 2025-04-20 01:37

NVD link : CVE-2016-2779

Mitre link : CVE-2016-2779

CVE.ORG link : CVE-2016-2779

JSON object : View

Products Affected

kernel

util-linux

CWE

CWE-264

Permissions, Privileges, and Access Controls

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