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author | Peter Hartmann <peter.hartmann@nokia.com> | 2010-08-10 11:59:57 (GMT) |
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committer | Peter Hartmann <peter.hartmann@nokia.com> | 2010-08-10 12:13:35 (GMT) |
commit | 846f1b44eea4bb34d080d055badb40a4a13d369e (patch) | |
tree | 4fc58a9d2f96bb9b595ac3db309134d330d74646 /src/network | |
parent | 09884750f89a24b6f480b4519b3a2a1b4c2f028d (diff) | |
download | Qt-846f1b44eea4bb34d080d055badb40a4a13d369e.zip Qt-846f1b44eea4bb34d080d055badb40a4a13d369e.tar.gz Qt-846f1b44eea4bb34d080d055badb40a4a13d369e.tar.bz2 |
QSslSocket: fix security vulnerability with wildcard IP addresses
This fixes Westpoint Security issue with Advisory ID#: wp-10-0001.
Before, we would allow wildcards in IP addresses like *.2.3.4 ; now,
IP addresses must match excatly.
Patch-by: Richard J. Moore <rich@kde.org>
Task-number: QT-3704
Diffstat (limited to 'src/network')
-rw-r--r-- | src/network/ssl/qsslsocket_openssl.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/network/ssl/qsslsocket_openssl.cpp b/src/network/ssl/qsslsocket_openssl.cpp index b4d030c..bb6910a 100644 --- a/src/network/ssl/qsslsocket_openssl.cpp +++ b/src/network/ssl/qsslsocket_openssl.cpp @@ -1288,6 +1288,11 @@ bool QSslSocketBackendPrivate::isMatchingHostname(const QString &cn, const QStri if (hostname.midRef(hostname.indexOf(QLatin1Char('.'))) != cn.midRef(firstCnDot)) return false; + // Check if the hostname is an IP address, if so then wildcards are not allowed + QHostAddress addr(hostname); + if (!addr.isNull()) + return false; + // Ok, I guess this was a wildcard CN and the hostname matches. return true; } |