Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-0238

Severity CVSS v4.0:
Pending analysis
Type:
CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
22/04/2021
Last modified:
29/04/2021

Description

When a MX Series is configured as a Broadband Network Gateway (BNG) based on Layer 2 Tunneling Protocol (L2TP), executing certain CLI command may cause the system to run out of disk space, excessive disk usage may cause other complications. An administrator can use the following CLI command to monitor the available disk space: user@device> show system storage Filesystem Size Used Avail Capacity Mounted on /dev/gpt/junos 19G 18G 147M 99% /.mount

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
5.50
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

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

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

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:juniper:junos:17.3:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r1-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r1-s4:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r2-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r2-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r2-s3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r2-s4:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r2-s5:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r3:-:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r3-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r3-s10:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r3-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:17.3:r3-s3:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools