Ensure cookies have the secure flag

Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST ルール > Ensure cookies have the secure flag

このページは日本語には対応しておりません。随時翻訳に取り組んでいます。
翻訳に関してご質問やご意見ございましたら、お気軽にご連絡ください。

Metadata

ID: csharp-security/cookie-secure-flag

Language: C#

Severity: Warning

Category: Security

CWE: 614

Description

Cookies must always have the secure attribute so that they are not sent through an unencrypted HTTP session.

Learn More

CWE-614: Sensitive Cookie in HTTPS Session Without ‘Secure’ Attribute

Non-Compliant Code Examples

class MyClass {
    public static void setSecureCookie()
    {
        HttpCookie myCookie = new HttpCookie("my cookie");
        Console.WriteLine("Hello World");
        myCookie.Secure = false;
    }
}

class MyClass {
    public static void setInsecureCookie()
    {
        HttpCookie myCookie = new HttpCookie("my cookie");
        Console.WriteLine("Hello World");
        myCookie.Secure = false;
    }
}

Compliant Code Examples

class MyClass {
    public static void setSecureCookie()
    {
        // Safe: Secure flag is set to true
        HttpCookie myCookie = new HttpCookie("my cookie");
        myCookie.Secure = true;
    }
}