What is CVE-2020-3559?

CVE-2020-3559 is a high-severity vulnerability in Cisco 1111-4pwe, classified under Uncontrolled Resource Consumption. CVSS score: 8.6/10. Published 2020-09-24.

How severe is CVE-2020-3559?

High severity. CVSS v3 base score is 8.6 out of 10.

Resource exhaustion in Cisco 1111-4pwe

CVE-2020-3559

A vulnerability in Cisco Aironet Access Point (AP) Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper handling of clients that are trying to connect to the A…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.014 (69.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

Affected products

Cisco 1111-4pwe
Cisco 1111-8plteeawb
Cisco 1111-8pwb
Cisco 1113-8plteeawe
Cisco 1113-8pmwe
Cisco 1113-8pwe
Cisco 1116-4plteeawe
Cisco 1116-4pwe
Cisco 1117-4plteeawe
Cisco 1117-4pmlteeawe

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3559?: CVE-2020-3559 is a high-severity vulnerability in Cisco 1111-4pwe, classified under Uncontrolled Resource Consumption. CVSS score: 8.6/10. Published 2020-09-24.
How severe is CVE-2020-3559?: High severity. CVSS v3 base score is 8.6 out of 10.