CVE-2019-0016 Explained : Impact and Mitigation
Learn about CVE-2019-0016, a vulnerability in Juniper Networks Junos Space allowing authenticated users to delete devices without proper permissions. Find mitigation steps here.
A vulnerability in Juniper Networks Junos Space allows an authenticated user to delete devices from the database without the necessary permissions.
Understanding CVE-2019-0016
This CVE involves improper access control in Junos Space, potentially leading to unauthorized device deletion.
What is CVE-2019-0016?
An authenticated user can exploit manipulated Ajax interactions to remove devices from the Junos Space database, even without delete permissions.
The Impact of CVE-2019-0016
- CVSS Base Score: 6.5 (Medium Severity)
- Integrity Impact: High
- No Known Malicious Exploitation
Technical Details of CVE-2019-0016
This section delves into the specifics of the vulnerability.
Vulnerability Description
The flaw allows an authenticated user to delete devices from Junos Space without the required privileges using crafted Ajax interactions.
Affected Systems and Versions
- Product: Junos Space
- Vendor: Juniper Networks
- Affected Versions: Released before 18.3R1
Exploitation Mechanism
The vulnerability is exploited through manipulated Ajax interactions obtained from legitimate delete actions by other administrative users.
Mitigation and Prevention
Protect your systems from this vulnerability using the following strategies.
Immediate Steps to Take
- Implement access lists or firewall filters to restrict management interface access to trusted hosts and administrators.
Long-Term Security Practices
- Regularly review and update access controls and permissions.
- Train users on secure practices to prevent unauthorized actions.
Patching and Updates
- Apply patches and updates provided by Juniper Networks to address this vulnerability.