CVE-2018-17160 Information

Description

In FreeBSD before 11.2-STABLE(r341486) and 11.2-RELEASE-p6 insufficient bounds checking in one of the device models provided by bhyve can permit a guest operating system to overwrite memory in the bhyve host possibly permitting arbitrary code execution. A guest OS using a firmware image can cause the bhyve process to crash or possibly execute arbitrary code on the host as root.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/106210 https://security.freebsd.org/advisories/FreeBSD-SA-18:14.bhyve.asc

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

10.0