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ubuntucveUbuntu.comUB:CVE-2020-14377
HistorySep 28, 2020 - 12:00 a.m.

CVE-2020-14377

2020-09-2800:00:00
ubuntu.com
ubuntu.com
16
dpdk
buffer over read
data confidentiality
system availability
security vulnerability
guest virtual machine
memory vulnerability

CVSS2

3.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0

Percentile

14.2%

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A
complete lack of validation of attacker-controlled parameters can lead to a
buffer over read. The results of the over read are then written back to the
guest virtual machine memory. This vulnerability can be used by an attacker
in a virtual machine to read significant amounts of host memory. The
highest threat from this vulnerability is to data confidentiality and
system availability.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchdpdk< 19.11.3-0ubuntu0.2UNKNOWN

CVSS2

3.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0

Percentile

14.2%