SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-39954

An improper restriction of xml external entity reference in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC version 9.2.0 through 9.2.7, FortiNAC version 9.1.0 through 9.1.8, FortiNAC version 8.8.0 through 8.8.11, FortiNAC version 8.7.0 through…

CRITICAL 9.1EPSS 0.55%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.55%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An improper restriction of xml external entity reference in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC version 9.2.0 through 9.2.7, FortiNAC version 9.1.0 through 9.1.8, FortiNAC version 8.8.0 through 8.8.11, FortiNAC version 8.7.0 through 8.7.6, FortiNAC version 8.6.0 through 8.6.5, FortiNAC version 8.5.0 through 8.5.4, FortiNAC version 8.3.7 allows attacker to read arbitrary files or trigger a denial of service via specifically crafted XML documents.

CVSS 3.1
9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS
0.55% probability · 44th percentile
CISA KEV
Not listed
Weakness
CWE-611
Affected
fortinet/fortinac · fortinet/fortinac-f
Source
psirt@fortinet.com

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