CVE-2009-4418

CVE-2009-4418 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

The unserialize function in PHP 5.3.0 and earlier allows context-dependent attackers to cause a denial of service (resource consumption) via a deeply nested serialized variable, as demonstrated by a string beginning with a:1: followed by many {a:1: sequences.

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