CVE-2018-0053 Auth bypass in Junos OS
An attacker can gain full control of a vSRX instance without authentication during the initial boot sequence.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-0053?
CVE-2018-0053 is a medium-severity authentication bypass vulnerability in Juniper Junos, published on 10 Oct 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-287
Which versions are affected by CVE-2018-0053?
It affects 1 product.
Products include Juniper Junos.
How do I fix CVE-2018-0053?
No fix has been published for CVE-2018-0053 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2018-0053 being exploited?
There is no known exploitation of CVE-2018-0053 in the wild and no public exploit code.
Other vulnerabilities in Juniper Junos
- CVE-2023-36845 Juniper Junos OS EX Series and SRX Series PHP External Variable Modification
- CVE-2020-1631 Juniper Junos OS Path Traversal
- CVE-2025-21590 Juniper Junos OS Improper Isolation or Compartmentalization
- CVE-2023-36851 Juniper Junos OS SRX Series Missing Authentication for Critical Function
- CVE-2023-36844 Juniper Junos OS EX Series PHP External Variable Modification
Sources
Also known as GHSA-3vrq-6257-h5x3.