| Package | Affected versions | Patched versions |
|---|---|---|
| phpbb | = 1.0.0= 1.0.1= 1.2.0= 1.2.1= 1.4.0= 1.4.1= 1.4.2= 1.4.4= 2.0.0= 2.0.1= 2.0.10= 2.0.2= 2.0.3= 2.0.4= 2.0.5= 2.0.6= 2.0.6c= 2.0.6d= 2.0.7= 2.0.7a= 2.0.8= 2.0.8a= 2.0.9= 2.0_beta1= 2.0_rc1= 2.0_rc2= 2.0_rc3= 2.0_rc4 |
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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