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AUSCERT External Security Bulletin Redistribution
ESB-2022.2100
FortiIsolator -- Unauthorized user able to regenerate CA certificate
6 May 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: FortiIsolator
Publisher: Fortinet
Operating System: Network Appliance
Resolution: Patch/Upgrade
CVE Names: CVE-2021-41020
Original Bulletin:
https://fortiguard.fortinet.com/psirt/FG-IR-21-040
Comment: CVSS (Max): None available when published
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FortiIsolator -- Unauthorized user able to regenerate CA certificate
IR Number : FG-IR-21-040
Date : May 3, 2022
Severity : High
CVSSv3 Score : 8.6
Impact : Improper access control
CVE ID : CVE-2021-41020
Affected Products: FortiIsolator
:
2.3.2, 2.3.1, 2.3.0
Summary
An improper access control vulnerability [CWE-284] in FortiIsolator may allow
an authenticated, non privileged attacker to regenerate the CA certificate via
the regeneration URL.
Affected Products
FortiIsolator versions 2.3.2 and below.
Solutions
Please upgrade to FortiIsolator version 2.3.3 or above.
Please upgrade to FortiIsolator version 2.4.0 or above.
Acknowledgement
Fortinet is pleased to thank Danilo Costa from Conviso Application Security for
reporting this vulnerability under responsible disclosure.
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