CVE-2019-1666 Explained : Impact and Mitigation
Learn about CVE-2019-1666, a vulnerability in Cisco HyperFlex software allowing unauthorized access to Graphite service data. Find mitigation steps and impact details here.
Cisco HyperFlex Unauthenticated Statistics Retrieval Vulnerability
Understanding CVE-2019-1666
This CVE involves a security weakness in the Graphite service of Cisco HyperFlex software, potentially allowing unauthorized remote access to data.
What is CVE-2019-1666?
The vulnerability stems from inadequate authentication controls in the Graphite service, enabling attackers to extract statistics by sending crafted requests.
The Impact of CVE-2019-1666
- CVSS Base Score: 5.3 (Medium Severity)
- Attack Vector: Network
- Confidentiality Impact: Low
- Integrity Impact: None
- Successful exploitation grants unauthorized access to Graphite service data.
Technical Details of CVE-2019-1666
The following technical details outline the vulnerability and its implications.
Vulnerability Description
- Inadequate authentication controls in the Graphite service
- Unauthorized remote access to data
Affected Systems and Versions
- Product: Cisco HyperFlex HX-Series
- Vendor: Cisco
- Versions Affected: < 3.5(2a)
Exploitation Mechanism
- Attacker sends specifically crafted requests to the Graphite service
- Successful exploitation allows extraction of various statistics
Mitigation and Prevention
Protect your systems from CVE-2019-1666 with the following measures:
Immediate Steps to Take
- Apply vendor-provided patches promptly
- Monitor network traffic for any suspicious activity
Long-Term Security Practices
- Implement strong authentication mechanisms
- Regularly update and patch software and systems
Patching and Updates
- Ensure all systems are updated with the latest security patches
- Regularly check for vendor advisories and apply recommended updates