Junos OS: VM to host privilege escalation in platforms with Junos OS running in a virtualized environment.

Summary

CVE	CVE-2017-2341
State	PUBLISHED
Assigner	juniper
Source Priority	CVE Program / NVD first with legacy fallback
Published	2017-07-17 13:18:24 UTC
Updated	2025-04-20 01:37:25 UTC
Description	An insufficient authentication vulnerability on platforms where Junos OS instances are run in a virtualized environment, may allow unprivileged users on the Junos OS instance to gain access to the host operating environment, and thus escalate privileges. Affected releases are Juniper Networks Junos OS 14.1X53 prior to 14.1X53-D40 on QFX5110, QFX5200, QFX10002, QFX10008, QFX10016, EX4600 and NFX250; 15.1 prior to 15.1R5 on EX4600; 15.1X49 prior to 15.1X49-D70 on vSRX, SRX1500, SRX4100, SRX4200; 16.1 prior to 16.1R2 on EX4600, ACX5000 series. This issue does not affect vMX. No other Juniper Networks products or platforms are affected by this issue.

Risk And Classification

Primary CVSS: v3.0 8.8 HIGH from [email protected]

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Problem Types: CWE-287 | insufficient authentication vulnerability

Version	Source	Type	Score	Severity	Vector
3.0	[email protected]	Primary	8.8	HIGH	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`
3.0	[email protected]	Secondary	8.8	HIGH	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`
3.0	CNA	DECLARED	8.8	HIGH	`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`
2.0	[email protected]	Primary	7.2		`AV:L/AC:L/Au:N/C:C/I:C/A:C`

CVSS v3.0 Breakdown

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector

Local

Access Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

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

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Juniper	Junos	14.1x53	All	All	All
Operating System	Juniper	Junos	14.1x53-d10	All	All	All
Operating System	Juniper	Junos	14.1x53-d15	All	All	All
Operating System	Juniper	Junos	14.1x53-d25	All	All	All
Operating System	Juniper	Junos	14.1x53-d26	All	All	All
Operating System	Juniper	Junos	14.1x53-d27	All	All	All
Operating System	Juniper	Junos	14.1x53-d30	All	All	All
Operating System	Juniper	Junos	14.1x53-d35	All	All	All
Hardware	Juniper	Qfx5110	-	All	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Juniper Networks	Junos OS	affected 14.1X53 prior to 14.1X53-D40	QFX5110, QFX5200, QFX10002, QFX10008, QFX10016, EX4600 and NFX250
CNA	Juniper Networks	Junos OS	affected 15.1 prior to 15.1R5	EX4600
CNA	Juniper Networks	Junos OS	affected 15.1X49 prior to 15.1X49-D70	vSRX, SRX1500, SRX4100, SRX4200
CNA	Juniper Networks	Junos OS	affected 16.1 prior to 16.1R2	EX4600, ACX5000 series

References

Reference	Source	Link	Tags
Juniper Junos Virtualized Environment Authentication Flaw Lets Local Users Gain Elevated Privileges on the Host System - SecurityTracker	af854a3a-2127-422b-91ae-364da2661108	www.securitytracker.com	Third Party Advisory, VDB Entry
2017-07 Security Bulletin: Junos: VM to host privilege escalation in platforms with Junos OS running in a virtualized environment. (CVE-2017-2341) - Juniper Networks	af854a3a-2127-422b-91ae-364da2661108	kb.juniper.net	Vendor Advisory
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

Additional Advisory Data

Workarounds

CNA: Running Junos OS in FIPS mode eliminates this vulnerability.

There are currently no legacy QID mappings associated with this CVE.