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AUSCERT External Security Bulletin Redistribution
FortiProxy - HTTPD is vulnerable to a Stack-based Buffer
7 April 2021
AusCERT Security Bulletin Summary
Operating System: Network Appliance
Impact/Access: Denial of Service -- Existing Account
CVE Names: CVE-2019-17656
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FortiProxy - HTTPD is vulnerable to a Stack-based Buffer Overflow vulnerability
IR Number : FG-IR-21-007
Date : Apr 05, 2021
Risk : 3/5
CVSSv3 Score : 5.3
Impact : Crash of the HTTPD service.
CVE ID : CVE-2019-17656
A stack-based buffer overflow vulnerability in the HTTPD daemon of FortiProxy
may allow an authenticated remote attacker to crash the service by sending a
malformed PUT request to the server.
Crash of the HTTPD service.
FortiProxy versions 2.0.1 and below. FortiProxy versions 1.2.9 and below.
FortiProxy versions 1.1.x. FortiProxy versions 1.0.x.
Please upgrade to Fortiproxy version 1.2.10 or above. Please upgrade to
Fortiproxy version 2.0.2 or above.
Fortinet is pleased to thank Cody Sixteen ( https://code610.blogspot.com/) for
reporting this issue under responsible disclosure.
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