SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-17657

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)…

HIGH 7.5EPSS 2.44%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
2.44% probability · 83th percentile
CISA KEV
Not listed
Weakness
CWE-400
Affected
fortinet/fortianalyzer · fortinet/fortiap-s · fortinet/fortiap-w2 · fortinet/fortimanager · fortinet/fortiswitch
Source
psirt@fortinet.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.