Resource exhaustion in Cisco Iot Field Network Director (Iot-Fnd)
CVE-2019-1644
A vulnerability in the UDP protocol implementation for Cisco IoT Field Network Director (IoT-FND) could allow an unauthenticated, remote attacker to exhaust system resources, resulting in a denial of service (DoS) condition. The vulnerability is due to improper resource management for UDP ingress packets. An attacker could exploit this vulnerability by sending a high rate of UDP packets to an affected system within a short period of time. A successful exploit could allow the attacker to exhaust available system resources, resulting in a DoS condition.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.023 (82.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Cisco Iot Field Network Director (Iot-fnd) — versions n/a
- Cisco Iot_field_network_director — versions 4.3(0.20), 4.3\(0.20\)
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2019-1644?
- CVE-2019-1644 is a high-severity vulnerability in Cisco Iot Field Network Director (Iot-Fnd), classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2019-01-23.
- How severe is CVE-2019-1644?
- High severity. CVSS v3 base score is 7.5 out of 10.