CVE-2023-33305

Summary

CVE-2023-33305 is a critical vulnerability affecting multiple Fortinet products, including FortiOS versions 7.2.0 through 7.2.4 and 7.0.0 through 7.0.10, FortiOS 6.4, 6.2, and 6.0 all versions, FortiProxy versions 7.2.0 through 7.2.3 and all versions prior to 1.1, and FortiWeb versions 7.2.0 through 7.2.1, 7.0.0 through 7.0.6, 6.4, and 6.3 all versions. An infinite loop vulnerability exists in these products, allowing attackers to execute denial-of-service (DoS) attacks via specially crafted HTTP requests. The vulnerability occurs due to a loop with an unreachable exit condition, leading to resource exhaustion and potential system crashes. Fortinet strongly advises users to apply the relevant security patches as soon as possible to mitigate the risk of DoS attacks.

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