WCF Misconfiguration: Unsafe Revocation Mode

ABSTRACT

由于程序未能啟用證書撤消檢查，因此它將會接受已知或疑似受損的證書。

EXPLANATION

證書撤消列表 (CRL) 是公鑰基礎架構 (PKI) 部署的可選組件，由證書頒發機構創建和簽署，其中包含已發布但后來被撤消的一列證書。證書可由證書頒發機構管理員撤消，例如，如果發布的證書已知或疑似受損，則可將其撤消。

例 1：在以下示例中，服務行為被配置為在驗證證書時不執行撤消檢查。

<behavior name="DefaultBehavior" returnUnknownExceptionsAsFaults="false">
<serviceCredentials>
<serviceCertificate
x509FindType="FindBySubjectName"
findValue="MyCertificate"
storeLocation="LocalMachine"
storeName="My"/>
<clientCertificate>
<authentication certificateValidationMode="ChainTrust" revocationMode="None"/>
</clientCertificate>
</serviceCredentials>
<metadataPublishing enableGetWsdl="true" enableMetadataExchange="true" enableHelpPage="true"/>
</behavior>

REFERENCES

[1] Standards Mapping - OWASP Top 10 2004 - (OWASP 2004) A10 Insecure Configuration Management

[2] Standards Mapping - OWASP Top 10 2007 - (OWASP 2007) A9 Insecure Communications

[3] Standards Mapping - OWASP Top 10 2010 - (OWASP 2010) A9 Insufficient Transport Layer Protection

[4] Standards Mapping - Security Technical Implementation Guide Version 3 - (STIG 3) APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II

[5] Standards Mapping - Security Technical Implementation Guide Version 3.4 - (STIG 3.4) APP3250.1 CAT I, APP3250.2 CAT I, APP3250.3 CAT II, APP3250.4 CAT II

[6] Standards Mapping - FIPS200 - (FISMA) CM, SC

[7] Standards Mapping - Common Weakness Enumeration - (CWE) CWE ID 254

[8] Standards Mapping - Web Application Security Consortium 24 + 2 - (WASC 24 + 2) Insufficient Authentication

[9] Microsoft Developer Network (MSDN)

[10] Standards Mapping - SANS Top 25 2010 - (SANS 2010) Porous Defenses - CWE ID 311

[11] Standards Mapping - SANS Top 25 2011 - (SANS Top 25 2011) Porous Defenses - CWE ID 311

[12] Standards Mapping - Payment Card Industry Data Security Standard Version 1.2 - (PCI 1.2) Requirement 4.1, Requirement 6.3.1.4, Requirement 6.5.9

[13] Standards Mapping - Payment Card Industry Data Security Standard Version 1.1 - (PCI 1.1) Requirement 4.1, Requirement 6.5.10

[14] Standards Mapping - Payment Card Industry Data Security Standard Version 2.0 - (PCI 2.0) Requirement 4.1, Requirement 6.5.4

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