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

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CVE-2024-39521

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
11/07/2024
Last modified:
23/09/2024

Description

An Improper Neutralization of Special Elements vulnerability in Juniper Networks Junos OS Evolved commands allows a local, authenticated attacker with low privileges to escalate their privileges to &amp;#39;root&amp;#39; leading to a full compromise of the system.<br /> <br /> The Junos OS Evolved CLI doesn&amp;#39;t properly handle command options in some cases, allowing users which execute specific CLI commands with a crafted set of parameters to escalate their privileges to root on shell level.<br /> <br /> <br /> This issue affects Junos OS Evolved: <br /> <br /> <br /> <br /> * 21.1-EVO versions 21.1R1-EVO and later before 21.2R3-S8-EVO, <br /> * 21.4-EVO versions before 21.4R3-S7-EVO,<br /> * 22.1-EVO versions before 22.1R3-S6-EVO, <br /> * 22.2-EVO versions before 22.2R3-EVO,<br /> * 22.3-EVO versions before 22.3R2-EVO.

Impact

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:juniper:junos_os_evolved:*:*:*:*:*:*:*:* 21.1 (including) 21.2 (excluding)
cpe:2.3:o:juniper:junos_os_evolved:21.2:-:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r1-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r2-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r2-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s3:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s4:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s5:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:21.2:r3-s6:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools