Home/CVE/An improper handling of malformed request vulnerability [CWE-228] exists in FortiADC 5.0 all versions, 6.0.0 all version
CVE

CVE-2022-38381

An improper handling of malformed request vulnerability [CWE-228] exists in FortiADC 5.0 all versions, 6.0.0 all version

An improper handling of malformed request vulnerability [CWE-228] exists in FortiADC 5.0 all versions, 6.0.0 all versions, 6.1.0 all versions, 6.2.0 through 6.2.3, and 7.0.0 through 7.0.2. This may allow a remote attacker without privileges to bypass some Web Application Firewall (WAF) protection such as the SQL Injection and XSS filters via a malformed HTTP request.

MEDIUM · CVSS 5.3 EPSS 0.00271
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
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Affected Products & Versions

9
fortinet fortiadc>= 5.0.0 and <= 5.0.4
fortinet fortiadc>= 5.1.0 and <= 5.1.7
fortinet fortiadc>= 5.2.0 and <= 5.2.8
fortinet fortiadc>= 5.3.0 and <= 5.3.7
fortinet fortiadc>= 5.4.0 and <= 5.4.5
fortinet fortiadc>= 6.0.0 and <= 6.0.4
fortinet fortiadc>= 6.1.0 and <= 6.1.6
fortinet fortiadc>= 6.2.0 and <= 6.2.3
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Scoring & Timeline

5.3
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 2022 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
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.
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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/psirt/FG-IR-22-234Vendor Advisory
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