CVE-2017-2620

Published Jul 27, 2018

Last updated a year ago

Overview

Description
Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process.
Source
secalert@redhat.com
NVD status
Modified

Risk scores

CVSS 3.0

Type
Primary
Base score
9.9
Impact score
6
Exploitability score
3.1
Vector string
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Severity
CRITICAL

CVSS 2.0

Type
Primary
Base score
9
Impact score
10
Exploitability score
8
Vector string
AV:N/AC:L/Au:S/C:C/I:C/A:C

Weaknesses

nvd@nist.gov
CWE-125
secalert@redhat.com
CWE-787

Social media

Hype score
Not currently trending

Configurations