CVE-2019-1667 : Vulnerability Insights and Analysis
Learn about CVE-2019-1667, a vulnerability in Cisco HyperFlex software allowing attackers to write arbitrary data to the Graphite interface. Find mitigation steps and patching details here.
Cisco HyperFlex Arbitrary Statistics Write Vulnerability
Understanding CVE-2019-1667
This CVE involves a weakness in the Graphite interface of Cisco HyperFlex software that could allow a local attacker with authentication to write arbitrary data to the Graphite interface due to inadequate authorization controls.
What is CVE-2019-1667?
The vulnerability allows an attacker to connect to the Graphite service and transmit arbitrary data, potentially leading to inaccurate statistics being displayed in the interface.
The Impact of CVE-2019-1667
Exploiting this vulnerability could result in the attacker writing arbitrary data to Graphite, affecting the accuracy of statistics presented in the interface.
Technical Details of CVE-2019-1667
Vulnerability Description
The vulnerability in the Graphite interface of Cisco HyperFlex software allows an authenticated local attacker to write arbitrary data due to insufficient authorization controls.
Affected Systems and Versions
- Product: Cisco HyperFlex HX-Series
- Vendor: Cisco
- Versions Affected: Less than 3.5(2a)
Exploitation Mechanism
- Attacker connects to the Graphite service
- Sends arbitrary data to exploit the vulnerability
Mitigation and Prevention
Immediate Steps to Take
- Apply the necessary security patches provided by Cisco
- Monitor and restrict access to the Graphite interface
Long-Term Security Practices
- Regularly update and patch software to prevent vulnerabilities
- Implement strong authentication and authorization controls
Patching and Updates
- Cisco has released patches to address this vulnerability
- Regularly check for updates and apply them promptly