Severity
Medium
Analysis Summary
CVE-2022-27491 CVSS:6.8
Fortinet FortiOS is vulnerable to a denial of service, caused by a improper verification of source of a communication channel. By sending specially-crafted TCP requests, a remote attacker could exploit this vulnerability to cause a denial of service.
CVE-2021-43080 CVSS:4.6
Fortinet FortiOS is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the Threat Feed IP address section of the Security Fabric External connectors. A remote authenticated attacker could exploit this vulnerability using the URI parameter to inject malicious script into a Web page which would be executed in a victim’s Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
Impact
- Denial of Service
- Cross-Site Scripting
Indicators Of Compromise
CVE
- CVE-2022-27491
- CVE-2021-43080
Affected Vendors
Fortinet
Affected Products
- Fortinet FortiOS with IPS 7.201
- Fortinet FortiOS with IPS 7.214
- Fortinet FortiOS with IPS 7.113
- Fortinet FortiOS with IPS 6.001
- Fortinet FortiOS with IPS 6.121
- Fortinet FortiOS with IPS 5.001
- Fortinet FortiOS with IPS 5.258
- Fortinet FortiOS with IPS 4.086
- Fortinet FortiOS 7.0.5
- Fortinet FortiOS 7.2.0
- Fortinet FortiOS 6.4.9
Remediation
Refer to FortiGuard Advisory for patch, upgrade or suggested workaround information.