From 6fa3bfe05184e9bcaadf00becee1d30f4abb9b1d Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: 星期四, 27 五月 2021 17:38:27 +0800
Subject: [PATCH] 修复两处存在SQL注入漏洞问题

---
 ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java |   34 ++++++++++++++++++++++++++--------
 1 files changed, 26 insertions(+), 8 deletions(-)

diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
index 58040b6..e988430 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
@@ -20,7 +20,7 @@
 
 /**
  * 数据过滤处理
- * 
+ *
  * @author ruoyi
  */
 @Aspect
@@ -66,6 +66,7 @@
     @Before("dataScopePointCut()")
     public void doBefore(JoinPoint point) throws Throwable
     {
+        clearDataScope(point);
         handleDataScope(point);
     }
 
@@ -79,11 +80,11 @@
         }
         // 获取当前的用户
         LoginUser loginUser = SpringUtils.getBean(TokenService.class).getLoginUser(ServletUtils.getRequest());
-        SysUser currentUser = loginUser.getUser();
-        if (currentUser != null)
+        if (StringUtils.isNotNull(loginUser))
         {
+            SysUser currentUser = loginUser.getUser();
             // 如果是超级管理员,则不过滤数据
-            if (!currentUser.isAdmin())
+            if (StringUtils.isNotNull(currentUser) && !currentUser.isAdmin())
             {
                 dataScopeFilter(joinPoint, currentUser, controllerDataScope.deptAlias(),
                         controllerDataScope.userAlias());
@@ -93,10 +94,10 @@
 
     /**
      * 数据范围过滤
-     * 
+     *
      * @param joinPoint 切点
      * @param user 用户
-     * @param alias 别名
+     * @param userAlias 别名
      */
     public static void dataScopeFilter(JoinPoint joinPoint, SysUser user, String deptAlias, String userAlias)
     {
@@ -142,8 +143,12 @@
 
         if (StringUtils.isNotBlank(sqlString.toString()))
         {
-            BaseEntity baseEntity = (BaseEntity) joinPoint.getArgs()[0];
-            baseEntity.getParams().put(DATA_SCOPE, " AND (" + sqlString.substring(4) + ")");
+            Object params = joinPoint.getArgs()[0];
+            if (StringUtils.isNotNull(params) && params instanceof BaseEntity)
+            {
+                BaseEntity baseEntity = (BaseEntity) params;
+                baseEntity.getParams().put(DATA_SCOPE, " AND (" + sqlString.substring(4) + ")");
+            }
         }
     }
 
@@ -162,4 +167,17 @@
         }
         return null;
     }
+
+    /**
+     * 拼接权限sql前先清空params.dataScope参数防止注入
+     */
+    private void clearDataScope(final JoinPoint joinPoint)
+    {
+        Object params = joinPoint.getArgs()[0];
+        if (StringUtils.isNotNull(params) && params instanceof BaseEntity)
+        {
+            BaseEntity baseEntity = (BaseEntity) params;
+            baseEntity.getParams().put(DATA_SCOPE, "");
+        }
+    }
 }

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