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Fortios

All articles tagged with #fortios

Critical FortiOS/FortiSwitchManager flaw enables remote code execution
cybersecurity1 month ago

Critical FortiOS/FortiSwitchManager flaw enables remote code execution

Fortinet disclosed a critical heap-based buffer overflow vulnerability in the cw_acd daemon affecting FortiOS and FortiSwitchManager that allows remote, unauthenticated attackers to execute arbitrary code by sending specially crafted requests. Fortinet has issued advisories and patches across multiple FortiOS branches, FortiSASE, and FortiSwitchManager, and urges immediate upgrades to mitigate risk of full-system compromise (no CVE assigned yet). In the meantime, mitigations include disabling fabric access on interfaces and blocking CAPWAP-CONTROL traffic (UDP ports 5246–5249) via local-in policies, along with monitoring cw_acd activity and segmenting management interfaces.

Fortinet SSL VPN and FortiGate vulnerabilities under active attack
security2 months ago

Fortinet SSL VPN and FortiGate vulnerabilities under active attack

Fortinet has issued a warning about active exploitation of a five-year-old vulnerability in FortiOS SSL VPN (CVE-2020-12812) that allows attackers to bypass two-factor authentication under certain configurations, especially involving LDAP integration and case-sensitive username matching. Organizations are advised to update their systems or disable username sensitivity to mitigate the risk, and to contact support if they suspect exploitation.