CWE-1023 缺失要素致使对比不完全 类弱点 15 条 CVE 漏洞汇总,含 AI 中文分析。
CWE-1023 属于逻辑缺陷类漏洞,指产品在比较实体时遗漏了关键因素。攻击者常利用此缺陷,通过构造缺失特定特征的输入,绕过身份验证或权限检查,从而获取未授权访问。开发者应避免此问题,需全面分析业务逻辑,确保比较操作涵盖所有必要属性,并在代码审查中重点验证多因素判断的完整性,以消除逻辑漏洞。
public class Truck { private String make; private String model; private int year; public boolean equals(Object o) { if (o == null) return false; if (o == this) return true; if (!(o instanceof Truck)) return false; Truck t = (Truck) o; return (this.make.equals(t.getMake()) && this.model.equals(t.getModel())); } }
/* Ignore CWE-259 (hard-coded password) and CWE-309 (use of password system for authentication) for this example. */ char *username = "admin"; char *pass = "password"; int AuthenticateUser(char *inUser, char *inPass) { if (strncmp(username, inUser, strlen(inUser))) { logEvent("Auth failure of username using strlen of inUser"); return(AUTH_FAIL); } if (! strncmp(pass, inPass, strlen(inPass))) { logEvent("Auth success of password using strlen of inUser"); return(AUTH_SUCCESS); } else { logEvent("Auth fail of password using sizeof"); return(AUTH_FAIL); } } int main (int argc, char **argv) { int a
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CWE-1023(缺失要素致使对比不完全) 是常见的弱点类别,本平台收录该类弱点关联的 15 条 CVE 漏洞。