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security: be more strict with algo param

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This commit is contained in:
Tanguy Pruvot 2018-04-10 11:03:01 +02:00
parent 580801f399
commit 60fb627ad9
2 changed files with 9 additions and 3 deletions
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6
web/yaamp/core/common/util.php
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@ -54,6 +54,12 @@ function getiparam($p,$default=0)
return isset($_REQUEST[$p]) ? intval($_REQUEST[$p]) : $default; return isset($_REQUEST[$p]) ? intval($_REQUEST[$p]) : $default;
} }
function getalgoparam()
{
$algo = strip_tags(substr(getparam('algo'), 0, 32));
return $algo;
}
////////////////////////////////////////////////////// //////////////////////////////////////////////////////
function downloadFile($url, &$size) function downloadFile($url, &$size)

4
web/yaamp/modules/site/SiteController.php
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@ -1091,7 +1091,7 @@ class SiteController extends CommonController
public function actionAlgo() public function actionAlgo()
{ {
$algo = substr(getparam('algo'), 0, 32); $algo = getalgoparam();
$a = getdbosql('db_algos', "name=:name", array(':name'=>$algo)); $a = getdbosql('db_algos', "name=:name", array(':name'=>$algo));
if($a) if($a)
@ -1108,7 +1108,7 @@ class SiteController extends CommonController
public function actionGomining() public function actionGomining()
{ {
$algo = substr(getparam('algo'), 0, 32); $algo = getalgoparam();
if ($algo == 'all') { if ($algo == 'all') {
return; return;
} }