28 Mar, 2025

Fortinet discloses second firewall auth bypass patched in January

Furthermore, even though today’s updated advisory indicates that both flaws were exploited in attacks and even includes a workaround for the new CSF proxy requests exploitation pathway, Fortinet says that only CVE-2024-55591 was exploited. Fortinet told GeekFeed that if a customer previously upgraded based on the guidance in FG-IR-24-535 / CVE-2024-55591, then they are already protected against the […]

3 mins read

Fortinet warns of auth bypass zero-day exploited to hijack firewalls

Attackers are exploiting a new authentication bypass zero-day vulnerability in FortiOS and FortiProxy to hijack Fortinet firewalls and breach enterprise networks. This security flaw (tracked as CVE-2024-55591) impacts FortiOS 7.0.0 through 7.0.16, FortiProxy 7.0.0 through 7.0.19, and FortiProxy 7.2.0 through 7.2.12. Successful exploitation allows remote attackers to gain super-admin privileges by making malicious requests to the […]

4 mins read

CISA says critical Fortinet RCE flaw now exploited in attacks

​Today, CISA revealed that attackers actively exploit a critical FortiOS remote code execution (RCE) vulnerability in the wild. The flaw (CVE-2024-23113) is caused by the fgfmd daemon accepting an externally controlled format string as an argument, which can let unauthenticated threat actors execute commands or arbitrary code on unpatched devices in low-complexity attacks that don’t […]

2 mins read