CVE-2017-6664 : Exploit Details and Defense Strategies
Learn about CVE-2017-6664, a flaw in Cisco IOS XE Software allowing unauthorized access. Find out affected versions and mitigation steps to secure your systems.
Cisco IOS XE Software Autonomic Networking feature vulnerability
Understanding CVE-2017-6664
What is CVE-2017-6664?
A flaw in the Autonomic Networking feature of Cisco IOS XE Software allows unauthenticated remote autonomic nodes to access the infrastructure of affected systems.
The Impact of CVE-2017-6664
This vulnerability affects devices with Cisco IOS XE Software Release 16.x and Autonomic Networking configured.
Technical Details of CVE-2017-6664
Vulnerability Description
- Vulnerability Type: Certificate Revocation
- Attack Vector: Remote
- Security Risk: High
Affected Systems and Versions
- Affected Product: Cisco IOS XE
- Affected Versions: 15.5(1)S3.1 Denali-16.2.1
Exploitation Mechanism
- Unauthenticated autonomic nodes can exploit the revoked certificate to gain access.
Mitigation and Prevention
Immediate Steps to Take
- Disable Autonomic Networking if not essential
- Apply vendor-provided patches
Long-Term Security Practices
- Regularly update and patch systems
- Implement network segmentation and access controls
Patching and Updates
- Refer to Cisco Security Advisory for specific patch details