SB2019012412 - Denial of service in Cisco IoT Field Network Director
Published: January 24, 2019
Security Bulletin ID
SB2019012412
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2019-1644)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in in the UDP protocol implementation for Cisco IoT Field Network Director (IoT-FND) due to improper resource management for UDP ingress packets. A remote attacker can send a high rate of UDP packets to an affected system within a short period of time, exhaust available system resources and cause the service to crash.
Remediation
Install update from vendor's website.