CVE-2018-0053

vSRX Series: A local authentication vulnerability may lead to full control of a vSRX instance while the system is booting.

MEDIUM
6.8
CVSS Score
Published: October 10, 2018 at 06:00 PM UTC
Updated: June 17, 2026 at 01:29 AM UTC
2 products affected across 2 vendorsJunosVsrx

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.5%

Description

An authentication bypass vulnerability in the initial boot sequence of Juniper Networks Junos OS on vSRX Series may allow an attacker to gain full control of the system without authentication when the system is initially booted up. Affected releases are Juniper Networks Junos OS: 15.1X49 versions prior to 15.1X49-D30 on vSRX.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

15.1X49 ≤ v < 15.1X49-D3015.1X4915.1x4915.1x49 d1015.1x49 d20
Affected range stops below 15.1X49-D30, so it looks safe — our inference, not a vendor statement
juniper-vsrx (environment)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

VDB Entryx_refsource_SECTRACKThird Party Advisory
http://www.securitytracker.com/id/1041854
x_refsource_CONFIRMVendor Advisory
https://kb.juniper.net/JSA10887

CVSS

6.8MEDIUMjuniper
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-287

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