CWE-232 未定义值处理不恰当

admin 2022年1月5日21:04:09CWE(弱点枚举)评论8 views1089字阅读3分37秒阅读模式

CWE-232 未定义值处理不恰当

Improper Handling of Undefined Values

结构: Simple

Abstraction: Variant

状态: Draft

被利用可能性: unkown

基本描述

The software does not handle or incorrectly handles when a value is not defined or supported for the associated parameter, field, or argument name.

相关缺陷

  • cwe_Nature: ChildOf cwe_CWE_ID: 229 cwe_View_ID: 1000 cwe_Ordinal: Primary

  • cwe_Nature: ChildOf cwe_CWE_ID: 229 cwe_View_ID: 699 cwe_Ordinal: Primary

适用平台

Language: {'cwe_Class': 'Language-Independent', 'cwe_Prevalence': 'Undetermined'}

常见的影响

范围 影响 注释
Integrity Unexpected State

示例代码

In this example, an address parameter is read and trimmed of whitespace.

bad Java

String address = request.getParameter("address");
address = address.trim();
String updateString = "UPDATE shippingInfo SET address='?' WHERE email='[email protected]'";
emailAddress = con.prepareStatement(updateString);
emailAddress.setString(1, address);

If the value of the address parameter is null (undefined), the servlet will throw a NullPointerException when the trim() is attempted.

分析过的案例

标识 说明 链接

分类映射

映射的分类名 ImNode ID Fit Mapped Node Name
PLOVER Undefined Value Error
The CERT Oracle Secure Coding Standard for Java (2011) ERR08-J Do not catch NullPointerException or any of its ancestors

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  • 本文由 发表于 2022年1月5日21:04:09
  • 转载请保留本文链接(CN-SEC中文网:感谢原作者辛苦付出):
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