CVE-2019-17657

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

An Uncontrolled Resource Consumption vulnerability in Fortinet FortiSwitch below 3.6.11, 6.0.6 and 6.2.2, FortiAnalyzer below 6.2.3, FortiManager below 6.2.3 and FortiAP-S/W2 below 6.2.2 may allow an attacker to cause admin webUI denial of service (DoS) via handling special crafted HTTP requests/responses in pieces slowly, as demonstrated by Slow HTTP DoS Attacks.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

Vendor	Product	Versions
n/a	Fortinet FortiSwitch	below 3.6.11; 6.0.6 and 6.2.2
n/a	FortiAnalyzer	below 6.2.3
n/a	FortiManager	below 6.2.3
n/a	FortiAP-S/W2	below 6.2.2

References

https://fortiguard.com/psirt/FG-IR-19-013Vendor Advisory
https://fortiguard.com/psirt/FG-IR-19-013Vendor Advisory

Timeline

Published: Apr 7, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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