Improper input validation in Cisco Iot Field Network Director (Iot-Fnd)
CVE-2020-3162
A vulnerability in the Constrained Application Protocol (CoAP) implementation of Cisco IoT Field Network Director could allow an unauthenticated remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation of incoming CoAP traffic. An attacker could exploit this vulnerability by sending a malformed CoAP packet to an affected device. A successful exploit could allow the attacker to force the CoAP server to stop, interrupting communication to the IoT endpoints.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.017 (77.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iot-coap… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3162?
- CVE-2020-3162 is a high-severity vulnerability in Cisco Iot Field Network Director (Iot-Fnd), classified under Improper Input Validation. CVSS score: 7.5/10. Published 2020-04-15.
- How severe is CVE-2020-3162?
- High severity. CVSS v3 base score is 7.5 out of 10.