CVE-2019-1625 : What You Need to Know
Learn about CVE-2019-1625, a vulnerability in Cisco SD-WAN Solution CLI allowing local attackers to gain root user privileges. Find mitigation steps and long-term security practices here.
Cisco SD-WAN Solution Privilege Escalation Vulnerability
Understanding CVE-2019-1625
This CVE involves a security weakness in the CLI of Cisco SD-WAN Solution that could allow a local attacker with authentication to gain root user privileges on the affected device.
What is CVE-2019-1625?
The vulnerability arises from inadequate authorization enforcement in the Cisco SD-WAN Solution CLI, enabling an authenticated local attacker to escalate privileges to the root user by executing specific commands.
The Impact of CVE-2019-1625
The vulnerability has a CVSS base score of 7.8 (High severity) with a high impact on confidentiality, integrity, and availability. Successful exploitation could lead to unauthorized configuration modifications by the attacker.
Technical Details of CVE-2019-1625
Vulnerability Description
- Security weakness in the CLI of Cisco SD-WAN Solution
- Allows a local attacker with authentication to gain root user privileges
Affected Systems and Versions
- Product: Cisco SD-WAN Solution
- Vendor: Cisco
- Versions Affected: < 18.3.6
Exploitation Mechanism
- Attacker authenticates on the device
- Executes specific commands to elevate privileges
- Can modify system configuration as root user
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor-provided patches promptly
- Monitor for any unauthorized system configuration changes
Long-Term Security Practices
- Implement the principle of least privilege for user accounts
- Regularly review and update access control policies
Patching and Updates
- Regularly check for security advisories from Cisco
- Apply recommended patches and updates to mitigate vulnerabilities