CVE-2019-3812

Severity CVSS v4.0:

Pending analysis

Type:

CWE-119 Buffer Errors

Publication date:

19/02/2019

Last modified:

12/02/2023

Description

QEMU, through version 2.10 and through version 3.1.0, is vulnerable to an out-of-bounds read of up to 128 bytes in the hw/i2c/i2c-ddc.c:i2c_ddc() function. A local attacker with permission to execute i2c commands could exploit this to read stack memory of the qemu process on the host.

Impact

Vector 3.x

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vector 2.0

AV:L/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0

2.10

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:qemu:qemu::::::::	2.10.0 (including)	3.1.0 (including)
cpe:2.3:o:fedoraproject:fedora:29:::::::*
cpe:2.3:o:fedoraproject:fedora:30:::::::*
cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:18.10:::::::*
cpe:2.3:o:opensuse:leap:42.3:::::::*

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:qemu:qemu::::::::	2.10.0 (including)	3.1.0 (including)
cpe:2.3:o:fedoraproject:fedora:29:::::::*
cpe:2.3:o:fedoraproject:fedora:30:::::::*
cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:18.10:::::::*
cpe:2.3:o:opensuse:leap:42.3:::::::*

CVE-2019-3812

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools