diff options
Diffstat (limited to 'security/manager/ssl/tests/unit/test_cert_utf8.js')
-rw-r--r-- | security/manager/ssl/tests/unit/test_cert_utf8.js | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/security/manager/ssl/tests/unit/test_cert_utf8.js b/security/manager/ssl/tests/unit/test_cert_utf8.js new file mode 100644 index 0000000000..caeddd8158 --- /dev/null +++ b/security/manager/ssl/tests/unit/test_cert_utf8.js @@ -0,0 +1,79 @@ +// -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +"use strict"; + +do_get_profile(); + +const gCertDB = Cc["@mozilla.org/security/x509certdb;1"].getService( + Ci.nsIX509CertDB +); + +function run_test() { + // This certificate has a number of placeholder byte sequences that we can + // replace with invalid UTF-8 to ensure that we handle these cases safely. + let certificateToAlterFile = do_get_file( + "test_cert_utf8/certificateToAlter.pem", + false + ); + let certificateBytesToAlter = atob( + pemToBase64(readFile(certificateToAlterFile)) + ); + testUTF8InField("issuerName", "ISSUER CN", certificateBytesToAlter); + testUTF8InField("issuerOrganization", "ISSUER O", certificateBytesToAlter); + testUTF8InField( + "issuerOrganizationUnit", + "ISSUER OU", + certificateBytesToAlter + ); + testUTF8InField("issuerCommonName", "ISSUER CN", certificateBytesToAlter); + testUTF8InField("organization", "SUBJECT O", certificateBytesToAlter); + testUTF8InField("organizationalUnit", "SUBJECT OU", certificateBytesToAlter); + testUTF8InField("subjectName", "SUBJECT CN", certificateBytesToAlter); + testUTF8InField("displayName", "SUBJECT CN", certificateBytesToAlter); + testUTF8InField("commonName", "SUBJECT CN", certificateBytesToAlter); + testUTF8InField( + "emailAddress", + "SUBJECT EMAILADDRESS", + certificateBytesToAlter + ); +} + +// Every (issuer, serial number) pair must be unique. If NSS ever encounters two +// different (in terms of encoding) certificates with the same values for this +// pair, it will refuse to import it (even as a temporary certificate). Since +// we're creating a number of different certificates, we need to ensure this +// pair is always unique. The easiest way to do this is to change the issuer +// distinguished name each time. To make sure this doesn't introduce additional +// UTF8 issues, always use a printable ASCII value. +var gUniqueIssuerCounter = 32; + +function testUTF8InField(field, replacementPrefix, certificateBytesToAlter) { + let toReplace = `${replacementPrefix} REPLACE ME`; + let replacement = ""; + for (let i = 0; i < toReplace.length; i++) { + replacement += "\xEB"; + } + let bytes = certificateBytesToAlter.replace(toReplace, replacement); + let uniqueIssuerReplacement = + "ALWAYS MAKE ME UNIQU" + String.fromCharCode(gUniqueIssuerCounter); + bytes = bytes.replace("ALWAYS MAKE ME UNIQUE", uniqueIssuerReplacement); + ok( + gUniqueIssuerCounter < 127, + "should have enough ASCII replacements to make a unique issuer DN" + ); + gUniqueIssuerCounter++; + let cert = gCertDB.constructX509(stringToArray(bytes)); + notEqual(cert[field], null, `accessing nsIX509Cert.${field} shouldn't fail`); + notEqual( + cert.getEmailAddresses(), + null, + "calling nsIX509Cert.getEmailAddresses() shouldn't assert" + ); + ok( + !cert.containsEmailAddress("test@test.test"), + "calling nsIX509Cert.containsEmailAddress() shouldn't assert" + ); +} |