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sql过滤优化增加|sleep|union|load_file函数的过滤

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thinkgem
2020-09-28 15:11:27 +08:00
parent a95d663db3
commit 4e6e22e4dc
1 changed files with 9 additions and 8 deletions
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17
common/src/main/java/com/jeesite/common/codec/EncodeUtils.java
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@@ -263,7 +263,7 @@ public class EncodeUtils {
// 预编译SQL过滤正则表达式 // 预编译SQL过滤正则表达式
private static Pattern sqlPattern = Pattern.compile( private static Pattern sqlPattern = Pattern.compile(
"(?:')|(?:--)|(/\\*(?:.|[\\n\\r])*?\\*/)|((extractvalue|updatexml)([\\s]*?)\\()|" "(?:')|(?:--)|(/\\*(?:.|[\\n\\r])*?\\*/)|((extractvalue|updatexml)([\\s]*?)\\()|"
+ "(\\b(select|update|and|or|delete|insert|trancate|char|into|substr|ascii|declare|exec|count|master|into|drop|execute|case when)\\b)", + "(\\b(select|update|and|or|delete|insert|trancate|char|into|substr|ascii|declare|exec|count|master|into|drop|execute|case when|sleep|union|load_file)\\b)",
Pattern.CASE_INSENSITIVE); Pattern.CASE_INSENSITIVE);
/** /**
@@ -286,8 +286,8 @@ public class EncodeUtils {
return null; return null;
} }
// public static void main(String[] args) { public static void main(String[] args) {
// int i = 0; int i = 0;
// xssFilter((++i)+"你好，<script>alert(document.cookie)</script>我还在。"); // xssFilter((++i)+"你好，<script>alert(document.cookie)</script>我还在。");
// xssFilter((++i)+"你好，<strong>加粗文字</strong>我还在。"); // xssFilter((++i)+"你好，<strong>加粗文字</strong>我还在。");
// xssFilter("<!--HTML-->"+(++i)+"你好，\"><strong>加粗文字</strong>我还在。"); // xssFilter("<!--HTML-->"+(++i)+"你好，\"><strong>加粗文字</strong>我还在。");
@@ -313,10 +313,11 @@ public class EncodeUtils {
// xssFilter("<!--HTML-->"+(++i)+"你好，<a href='javascript:alert(\"abc\");'>hello</a>我还在。"); // xssFilter("<!--HTML-->"+(++i)+"你好，<a href='javascript:alert(\"abc\");'>hello</a>我还在。");
// xssFilter("<!--HTML-->"+(++i)+"你好，?abc=def&hello=123&world={\"a\":1}我还在。"); // xssFilter("<!--HTML-->"+(++i)+"你好，?abc=def&hello=123&world={\"a\":1}我还在。");
// xssFilter("<!--HTML-->"+(++i)+"你好，?abc=def&hello=123&world={'a':1}我还在。"); // xssFilter("<!--HTML-->"+(++i)+"你好，?abc=def&hello=123&world={'a':1}我还在。");
// sqlFilter((++i)+"你好，select * from xxx where abc=def and 1=1我还在。"); sqlFilter((++i)+"你好，select * from xxx where abc=def and 1=1我还在。");
// sqlFilter((++i)+"你好，insert into xxx values(1,2,3,4,5)我还在。"); sqlFilter((++i)+"你好，insert into xxx values(1,2,3,4,5)我还在。");
// sqlFilter((++i)+"你好，delete from xxx我还在。"); sqlFilter((++i)+"你好，delete from xxx我还在。");
// sqlFilter((++i)+"a.audit_result asc,case when 1 like case when length(database())=6 then 1 else exp(11111111111111111) end then 1 else 1/0 end"); sqlFilter((++i)+"你好，a.audit_result asc,case when 1 like case when length(database())=6 then 1 else exp(11111111111111111) end then 1 else 1/0 end");
// } sqlFilter((++i)+"你好，if(1=2,1,SLEEP(10))");
}
} }