QSslCertificate: report fraudulent certificates as invalid

There are some fraudulent certificates in the wild that are not valid;
this patch introduces a blacklist of serial numbers of those
certificates.

Reviewed-by: Richard J. Moore
Reviewed-by: Markus Goetz
Task-number: QTBUG-18338

10 files changed, 182 insertions, 0 deletions

diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted1.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted1.pem
new file mode 100644
index 0000000000..3945aea91e
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted1.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
+MIIDDzCCAnigAwIBAgIQBH7L6fylX3vQnq424QyuHjANBgkqhkiG9w0BAQUFADBf
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+dSANM4/Lnc6moijcpJZq+GC1ng==
+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted2.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted2.pem
new file mode 100644
index 0000000000..4b8d0599d2
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted2.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+gJXXVl3q1T1dvahIgfav9QBL
+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted3.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted3.pem
new file mode 100644
index 0000000000..e47ece60dd
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted3.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+Ex7BHju/rGBTp6R1mr+Tlh1tewva
+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted4.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted4.pem
new file mode 100644
index 0000000000..64c7d41516
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted4.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted5.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted5.pem
new file mode 100644
index 0000000000..c7ddbf2839
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted5.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted6.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted6.pem
new file mode 100644
index 0000000000..bc2be2adcf
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted6.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted7.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted7.pem
new file mode 100644
index 0000000000..19d4353fab
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted7.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted8.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted8.pem
new file mode 100644
index 0000000000..aedf3f7010
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted8.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/more-certificates/blacklisted9.pem b/tests/auto/qsslcertificate/more-certificates/blacklisted9.pem
new file mode 100644
index 0000000000..d179b29288
--- /dev/null
+++ b/tests/auto/qsslcertificate/more-certificates/blacklisted9.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----
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+AaOByzCByDAdBgNVHQ4EFgQUUJwC/qSGBmcB+DVrd43ovRLdLmQwgZgGA1UdIwSB
+kDCBjYAUUJwC/qSGBmcB+DVrd43ovRLdLmShYqRgMF4xCzAJBgNVBAYTAkFVMRMw
+EQYDVQQIEwpTb21lLVN0YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBXaWRnaXRzIFB0
+eSBMdGQxFzAVBgNVBAMTDmdsb2JhbCB0cnVzdGVlghEA2PNfTreHKy2rBpLjFTgv
+sDAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBBQUAA4GBACAYxI+r3+JNelL6SBB0
+Pda3LkbCm+schP64NBYDdGl2Kus2b2QZ83T7xENBFEhyNoXvc6pRI4/Oh6JDxmG1
+7WmqOVStS/4JeAu6ygiyI1ImRKq2/MvJx/kaKh6IiXanB5nW1U+fhDV6kMOEfpwV
+i6FBibpHboPQoqzPPRe7qHSL
+-----END CERTIFICATE-----
diff --git a/tests/auto/qsslcertificate/tst_qsslcertificate.cpp b/tests/auto/qsslcertificate/tst_qsslcertificate.cpp
index 1e3a8ddb4b..ae7d6b17ca 100644
--- a/tests/auto/qsslcertificate/tst_qsslcertificate.cpp
+++ b/tests/auto/qsslcertificate/tst_qsslcertificate.cpp
@@ -111,6 +111,8 @@ private slots:
     void nulInSan();
     void largeSerialNumber();
     void largeExpirationDate();
+    void blacklistedCertificates();
+
 // ### add tests for certificate bundles (multiple certificates concatenated into a single
 //     structure); both PEM and DER formatted
 #endif
@@ -817,6 +819,15 @@ void tst_QSslCertificate::largeExpirationDate() // QTBUG-12489
     QCOMPARE(cert.expiryDate().toUTC(), QDateTime(QDate(2051, 8, 29), QTime(9, 53, 41), Qt::UTC));
 }
 
+void tst_QSslCertificate::blacklistedCertificates()
+{
+    QList<QSslCertificate> blacklistedCerts = QSslCertificate::fromPath(SRCDIR "more-certificates/blacklisted*.pem", QSsl::Pem, QRegExp::Wildcard);
+    QVERIFY(blacklistedCerts.count() > 0);
+    for (int a = 0; a < blacklistedCerts.count(); a++) {
+        QVERIFY(! blacklistedCerts.at(a).isValid());
+    }
+}
+
 #endif // QT_NO_OPENSSL
 
 QTEST_MAIN(tst_QSslCertificate)