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PHP
PHP 5.4 사용에 따른 버그 패치 Htmlspecialchars Http://Sitehis.Com/Db_talk_546
로빈아빠
https://cmd.kr/php/875 URL이 복사되었습니다.

본문

get_magic_quotes_gpc()가 무조건 false 리턴되고,

register_globals = on 옵션이 사라져서, extract를 직접 해줘야 한다.

  • @extract($_GET);
  • @extract($_POST);
  • @extract($_SERVER);
EUC-KR 환경에서 발생되는 오류
  • echo htmlspecialchars('한글',ENT_QUOTES,'ISO-8859-1'); 로 사용
  • sinc/lib/b3EnumSetFieldsToOptionTag_write.php
  • 일괄변경 ENT_QUOTES)   =>  ENT_QUOTES,'ISO-8859-1')
  • find . -name "*.php" -exec grep -Hn "htmlspecialchars(\\\$" {} \;
    • find . -name "*.php" -exec perl -pi -e 's/htmlspecialchars\(\$enum_atom\)/htmlspecialchars\(\$enum_atom,ENT_QUOTES,'\''ISO\-8859\-1'\''\)/g' {} \;
    • find . -name "*.php" -exec perl -pi -e 's/htmlspecialchars\(\$enum_atom,ENT_QUOTES\)/htmlspecialchars\(\$enum_atom,ENT_QUOTES,'\''ISO\-8859\-1'\''\)/g' {} \;
    • find . -name "*.php" -exec perl -pi -e 's/htmlspecialchars\(\$value,ENT_QUOTES\)/htmlspecialchars\(\$value,ENT_QUOTES,'\''ISO\-8859\-1'\''\)/g' {} \;
    • find . -name "*.php" -exec perl -pi -e 's/htmlspecialchars\(\$list\[\$value\],ENT_QUOTES\)/htmlspecialchars\(\$list\[\$value\],ENT_QUOTES,'\''ISO\-8859\-1'\''\)/g' {} \;

UTF-8이면
lib/function_mysql3.php
  • $stripslashes 값이 1에서 0으로 변경함
    function db_str($str, $stripslashes=1, $db_conn='d')
    => function db_str($str, $stripslashes=0, $db_conn='d')
sboard3 ok.php
  • else $sql_set .= ', `'.$value.'` ="'.$_POST[$value]. '"';
    => else $sql_set .= ', `'.$value.'` ="'.db_str($_POST[$value],0). '"';

    find . -name "*.php" -exec perl -pi -e 's/else \$sql_set \.\= '\'', `'\''\.\$value\.'\''` \="'\''\.\$_POST\[\$value\]\. '\''"'\'';/else \$sql_set \.\= '\'', `'\''\.\$value\.'\''` \="'\''\.db_str\(\$_POST\[\$value\],0\)\. '\''"'\'';/g' {} \;
  • else $sql_set .= ', '.$value.' ="'.$_POST[$value]. '"';
    =>else $sql_set .= ', `'.$value.'` ="'.db_str($_POST[$value],0). '"';

    find . -name "*.php" -exec perl -pi -e 's/else \$sql_set \.\= '\'', '\''\.\$value\.'\'' \="'\''\.\$_POST\[\$value\]\. '\''"'\'';/else \$sql_set \.\= '\'', `'\''\.\$value\.'\''` \="'\''\.db_str\(\$_POST\[\$value\],0\)\. '\''"'\'';/g' {} \;
     
  • if(isset($qs[$value])) $sql_set .= ", $value = '" . $qs[$value] . '\' ';

    find . -name "*.php" -exec perl -pi -e 's/if\(isset\(\$qs\[\$value\]\)\) \$sql_set \.\= ", \$value \= '\''" \. \$qs\[\$value\] \. '\''\\'\'' '\'';/if\(isset\(\$qs\[\$value\]\)\) \$sql_set \.\= ", `\$value` \= '\''" \.db_str\(\$qs\[\$value\],0\)\. '\''\\'\'' '\'';/g' {} \;
     
  • elseif(isset($_POST[$value])) $sql_set .= ", $value = '" . $_POST[$value] . '\' ';

    find . -name "*.php" -exec perl -pi -e 's/elseif\(isset\(\$_POST\[\$value\]\)\) \$sql_set \.\= ", \$value \= '\''" \. \$_POST\[\$value\] \. '\''\\'\'' '\'';/elseif\(isset\(\$_POST\[\$value\]\)\) \$sql_set \.\= ", `\$value` \= '\''"\. db_str\(\$_POST\[\$value\],0\)\. '\''\\'\'' '\'';/g' {} \;
     
전체적으로
  • 함수(&$list) ==> &삭제하고, 해당 함수에서 &붙임 function 함수 (&$list)

 

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