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AUSCERT External Security Bulletin Redistribution
ESB-2023.2497
FortiNAC - SSH Weak Key Exchange Algorithm
4 May 2023
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AusCERT Security Bulletin Summary
---------------------------------
Product: FortiNAC
Publisher: Fortinet
Operating System: Network Appliance
Resolution: Patch/Upgrade
CVE Names: CVE-2022-45858
Original Bulletin:
https://fortiguard.fortinet.com/psirt/FG-IR-22-452
Comment: CVSS (Max): 3.8 CVE-2022-45858 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:U/RC:R)
CVSS Source: Fortinet
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:U/RC:R
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FortiNAC - SSH Weak Key Exchange Algorithm
IR Number : FG-IR-22-452
Date : May 3, 2023
Severity : Low
CVSSv3 Score : 3.8
Impact : Improper access control
CVE ID : CVE-2022-45858
Affected Products: FortiNAC: 9.4.1, 9.4.0, 9.2.6, 9.2.5, 9.2.4, 9.2.3, 9.2.2,
9.2.1, 9.2.0, 9.1.9, 9.1.8, 9.1.7, 9.1.6, 9.1.5, 9.1.4, 9.1.3, 9.1.2,
9.1.1, 9.1.0, 8.8.9, 8.8.8, 8.8.7, 8.8.6, 8.8.5, 8.8.4, 8.8.3, 8.8.2,
8.8.11, 8.8.10, 8.8.1, 8.8.0, 8.7.6, 8.7.5, 8.7.4, 8.7.3, 8.7.2, 8.7.1,
8.7.0, 7.2.0
Summary
A use of a weak cryptographic algorithm vulnerability [CWE-327] in FortiNAC may
increase the chances of an attacker to have access to sensitive information or
to perform man-in-the-middle attacks.
Affected Products
At least
FortiNAC-F version 7.2.0
FortiNAC version 9.4.0 through 9.4.1
FortiNAC version 9.2.0 through 9.2.6
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
Solutions
Please upgrade to FortiNAC-F version 7.2.1 or above
Please upgrade to FortiNAC version 9.4.2 or above
Please upgrade to FortiNAC version 9.2.7 or above
Acknowledgement
Fortinet is pleased to thank KPN for bringing this issue to our attention under
responsible disclosure.
Timeline
2023-04-13: Initial publication
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