界: Encapsulation

封裝是要劃定清楚的界限。在網頁瀏覽器中,這可能意味著確保您的行動程式碼不會被其他行動程式碼濫用。在伺服器上,這可能意味著區分經過驗證的資料與未經驗證的資料、區分一個使用者的資料與另一個使用者的資料,或區分允許使用者查看的資料與不允許查看的資料。

Insecure IPC: Missing URL Validation

Abstract
應用程式無法在以 URL 為基礎的程序間通訊 (IPC) 呼叫中驗證呼叫 URL。
Explanation
第三方應用程式或 webview 使用某個 URL 與您的應用程式通訊時,接收應用程式應先驗證呼叫 URL,然後再執行進一步的動作。接收應用程式可以選擇是使用 UIApplicationDelegate application:didFinishLaunchingWithOptions: 還是 UIApplicationDelegate application:willFinishLaunchingWithOptions: 委派方法來開啟呼叫 URL。

範例 1:UIApplicationDelegate application:didFinishLaunchingWithOptions: 委派方法的以下實作無法驗證呼叫 URL 並且總是處理不可信賴的 URL:


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NS Dictionary *)launchOptions {
return YES;
}
References
[1] David Thiel iOS Application Security: The Definitive Guide for Hackers and Developers No Starch Press
[2] Standards Mapping - Common Weakness Enumeration CWE ID 501
[3] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001084, CCI-002754
[4] Standards Mapping - FIPS200 SI
[5] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[6] Standards Mapping - NIST Special Publication 800-53 Revision 4 SC-3 Security Function Isolation (P1), SI-10 Information Input Validation (P1)
[7] Standards Mapping - NIST Special Publication 800-53 Revision 5 SC-3 Security Function Isolation, SI-10 Information Input Validation
[8] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[9] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[10] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[11] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[12] Standards Mapping - OWASP Top 10 2021 A04 Insecure Design
[13] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1
[15] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I
[16] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I
[17] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I
[18] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I
[19] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I
[20] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I
[21] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I
[22] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[23] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[24] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[25] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[26] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[27] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[28] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[29] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[30] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[31] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[32] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[33] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[34] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[35] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[36] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[37] Standards Mapping - Web Application Security Consortium Version 2.00 Improper Input Handling (WASC-20)
desc.structural.objc.insecure_ipc_missing_url_validation
Abstract
應用程式無法在以 URL 為基礎的程序間通訊 (IPC) 呼叫中驗證呼叫 URL。
Explanation
第三方應用程式或 webview 使用某個 URL 與您的應用程式通訊時,接收應用程式應先驗證呼叫 URL,然後再執行進一步的動作。接收應用程式可以選擇是使用 UIApplicationDelegate application:didFinishLaunchingWithOptions: 還是 UIApplicationDelegate application:willFinishLaunchingWithOptions: 委派方法來開啟呼叫 URL。

範例 1:UIApplicationDelegate application:didFinishLaunchingWithOptions: 委派方法的以下實作無法驗證呼叫 URL 並且總是處理不可信賴的 URL:


func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
return true
}
References
[1] David Thiel iOS Application Security: The Definitive Guide for Hackers and Developers No Starch Press
[2] UIApplicationDelegate Apple
[3] Standards Mapping - Common Weakness Enumeration CWE ID 501
[4] Standards Mapping - DISA Control Correlation Identifier Version 2 CCI-001084, CCI-002754
[5] Standards Mapping - FIPS200 SI
[6] Standards Mapping - General Data Protection Regulation (GDPR) Indirect Access to Sensitive Data
[7] Standards Mapping - NIST Special Publication 800-53 Revision 4 SC-3 Security Function Isolation (P1), SI-10 Information Input Validation (P1)
[8] Standards Mapping - NIST Special Publication 800-53 Revision 5 SC-3 Security Function Isolation, SI-10 Information Input Validation
[9] Standards Mapping - OWASP Mobile 2014 M8 Security Decisions Via Untrusted Inputs
[10] Standards Mapping - OWASP Mobile 2024 M4 Insufficient Input/Output Validation
[11] Standards Mapping - OWASP Mobile Application Security Verification Standard 2.0 MASVS-CODE-4, MASVS-PLATFORM-1
[12] Standards Mapping - OWASP Top 10 2004 A1 Unvalidated Input
[13] Standards Mapping - OWASP Top 10 2021 A04 Insecure Design
[14] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 Requirement 6.5.1
[15] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 Requirement 6.3.1.1
[16] Standards Mapping - Security Technical Implementation Guide Version 3.1 APP3510 CAT I
[17] Standards Mapping - Security Technical Implementation Guide Version 3.4 APP3510 CAT I
[18] Standards Mapping - Security Technical Implementation Guide Version 3.5 APP3510 CAT I
[19] Standards Mapping - Security Technical Implementation Guide Version 3.6 APP3510 CAT I
[20] Standards Mapping - Security Technical Implementation Guide Version 3.7 APP3510 CAT I
[21] Standards Mapping - Security Technical Implementation Guide Version 3.9 APP3510 CAT I
[22] Standards Mapping - Security Technical Implementation Guide Version 3.10 APP3510 CAT I
[23] Standards Mapping - Security Technical Implementation Guide Version 4.2 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[24] Standards Mapping - Security Technical Implementation Guide Version 4.3 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[25] Standards Mapping - Security Technical Implementation Guide Version 4.4 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[26] Standards Mapping - Security Technical Implementation Guide Version 4.5 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[27] Standards Mapping - Security Technical Implementation Guide Version 4.6 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[28] Standards Mapping - Security Technical Implementation Guide Version 4.7 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[29] Standards Mapping - Security Technical Implementation Guide Version 4.8 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[30] Standards Mapping - Security Technical Implementation Guide Version 4.9 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[31] Standards Mapping - Security Technical Implementation Guide Version 4.10 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[32] Standards Mapping - Security Technical Implementation Guide Version 4.11 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[33] Standards Mapping - Security Technical Implementation Guide Version 4.1 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[34] Standards Mapping - Security Technical Implementation Guide Version 5.1 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[35] Standards Mapping - Security Technical Implementation Guide Version 5.2 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[36] Standards Mapping - Security Technical Implementation Guide Version 5.3 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[37] Standards Mapping - Security Technical Implementation Guide Version 6.1 APSC-DV-002360 CAT II, APSC-DV-002560 CAT I
[38] Standards Mapping - Web Application Security Consortium Version 2.00 Improper Input Handling (WASC-20)
desc.structural.swift.insecure_ipc_missing_url_validation