CVE-2013-4113

ext/xml/xml.c in PHP before 5.3.27 does not properly consider parsing depth, which allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact via a crafted document that is processed by the xml_parse_into_struct function.

We have discovered 304,899 live websites that are affected by CVE-2013-4113.

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Affected Software

Product	PHP
Category	Programming Languages
Vulnerable Domains	304,899 live websites (4.52% of PHP install base)
Vulnerable Versions	from 0 through 5.3.27
Vulnerable Versions Count	59 versions ( 11% of all versions)