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AUSCERT External Security Bulletin Redistribution
ESB-2022.4408
FortiOS -- XSS vulnerability observed in External Connectors
Of Security Fabric
7 September 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: FortiOS
FortiProxy
Publisher: Fortinet
Operating System: Network Appliance
Resolution: Patch/Upgrade
CVE Names: CVE-2021-43080
Original Bulletin:
https://fortiguard.fortinet.com/psirt/FG-IR-21-222
Comment: CVSS (Max): 4.5 CVE-2021-43080 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N)
CVSS Source: Fortinet
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
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FortiOS -- XSS vulnerability observed in External Connectors Of Security Fabric
IR Number : FG-IR-21-222
Date : Sep 6, 2022
Severity : Medium
CVSSv3 Score : 4.5
Impact : Execute unauthorized code or commands
CVE ID : CVE-2021-43080
Affected Products:
FortiOS:
7.2.0, 7.0.5, 7.0.4, 7.0.3, 7.0.2, 7.0.1, 7.0.0, 6.4.9, 6.4.8, 6.4.7, 6.4.6, 6.4.5,
6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0
FortiProxy:
7.0.4, 7.0.3, 7.0.2, 7.0.1, 7.0.0, 2.0.8, 2.0.7, 2.0.6, 2.0.5, 2.0.4, 2.0.3, 2.0.2,
2.0.1, 2.0.0
Summary
An improper neutralization of input during web page generation vulnerability
[CWE-79] in FortiOS may allow an authenticated attacker to perform a stored
cross site scripting (XSS) attack through the URI parameter via the Threat Feed
IP address section of the Security Fabric External connectors.
Affected Products
FortiOS verion 7.2.0.
FortiOS version 6.4.0 through 6.4.9
FortiOS version 7.0.0 through 7.0.5
Solutions
Please upgrade to FortiOS version 6.4.10 or above.
Please upgrade to FortiOS version 7.0.6 or above.
Please upgrade to FortiOS version 7.2.1 or above.
Acknowledgement
Fortinet is pleased to thank Massimiliano Ferraresi, Massimiliano Brolli and
TIM Security Red Team Research from TIM for reporting this vulnerability under
responsible disclosure.
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