Arbitrary PHP Code Execution in phpBB 2.x (CVE-2004-1315)

CVE-2004-1315 · HIGH Severity

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

viewtopic.php in phpBB 2.x before 2.0.11 improperly URL decodes the highlight parameter when extracting words and phrases to highlight, which allows remote attackers to execute arbitrary PHP code by double-encoding the highlight value so that special characters are inserted into the result, which is then processed by PHP exec, as exploited by the Santy.A worm.

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