Home/CVE/An improper neutralization of input vulnerability [CWE-79] in FortiClientEMS versions 6.4.1 and below and 6.2.9 and belo
CVE

CVE-2020-15940

An improper neutralization of input vulnerability [CWE-79] in FortiClientEMS versions 6.4.1 and below and 6.2.9 and belo

An improper neutralization of input vulnerability [CWE-79] in FortiClientEMS versions 6.4.1 and below and 6.2.9 and below may allow a remote authenticated attacker to inject malicious script/tags via the name parameter of various sections of the server.

MEDIUM · CVSS 4.1 EPSS 0.00253
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

3
fortinet forticlient enterprise management server>= 6.0.0 and <= 6.0.8
fortinet forticlient enterprise management server>= 6.2.0 and <= 6.2.9
fortinet forticlient enterprise management server>= 6.4.0 and <= 6.4.1
▣

Scoring & Timeline

4.1
MEDIUM · CVSS v3.1 · psirt@fortinet.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Nov 2021 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://fortiguard.com/advisory/FG-IR-20-067Vendor Advisory
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