#VU55555 HTTP response splitting in FortiManager and FortiAnalyzer - CVE-2021-32598
Published: August 3, 2021
Vulnerability identifier: #VU55555
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-32598
CWE-ID: CWE-113
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
FortiManager
FortiAnalyzer
FortiManager
FortiAnalyzer
Software vendor:
Fortinet, Inc
Fortinet, Inc
Description
The vulnerability allows a remote user to perform HTTP splitting attacks.
The vulnerability exists due to software does not correctly processes CRLF character sequences in FortiManager and FortiAnalyzer GUI. A remote user can send specially crafted request containing CRLF sequence and make the application to send a split HTTP response.
Successful exploitation of the vulnerability may allow an attacker perform cache poisoning attack.
Remediation
Install updates from vendor's website.