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Add option for WebUI Host header validation

Closes #9743.
adaptive-webui-19844
Chocobo1 6 years ago
parent
commit
344e47dcfb
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GPG Key ID: 210D9C873253A68C
  1. 10
      src/base/preferences.cpp
  2. 2
      src/base/preferences.h
  3. 3
      src/gui/optionsdialog.cpp
  4. 56
      src/gui/optionsdialog.ui
  5. 3
      src/webui/api/appcontroller.cpp
  6. 3
      src/webui/webapplication.cpp
  7. 1
      src/webui/webapplication.h
  8. 12
      src/webui/www/private/preferences_content.html

10
src/base/preferences.cpp

@ -626,6 +626,16 @@ void Preferences::setWebUiCSRFProtectionEnabled(bool enabled) @@ -626,6 +626,16 @@ void Preferences::setWebUiCSRFProtectionEnabled(bool enabled)
setValue("Preferences/WebUI/CSRFProtection", enabled);
}
bool Preferences::isWebUIHostHeaderValidationEnabled() const
{
return value("Preferences/WebUI/HostHeaderValidation", true).toBool();
}
void Preferences::setWebUIHostHeaderValidationEnabled(const bool enabled)
{
setValue("Preferences/WebUI/HostHeaderValidation", enabled);
}
bool Preferences::isWebUiHttpsEnabled() const
{
return value("Preferences/WebUI/HTTPS/Enabled", false).toBool();

2
src/base/preferences.h

@ -201,6 +201,8 @@ public: @@ -201,6 +201,8 @@ public:
void setWebUiClickjackingProtectionEnabled(bool enabled);
bool isWebUiCSRFProtectionEnabled() const;
void setWebUiCSRFProtectionEnabled(bool enabled);
bool isWebUIHostHeaderValidationEnabled() const;
void setWebUIHostHeaderValidationEnabled(bool enabled);
// HTTPS
bool isWebUiHttpsEnabled() const;

3
src/gui/optionsdialog.cpp

@ -390,6 +390,7 @@ OptionsDialog::OptionsDialog(QWidget *parent) @@ -390,6 +390,7 @@ OptionsDialog::OptionsDialog(QWidget *parent)
connect(m_ui->checkBypassAuthSubnetWhitelist, &QAbstractButton::toggled, m_ui->IPSubnetWhitelistButton, &QPushButton::setEnabled);
connect(m_ui->checkClickjacking, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
connect(m_ui->checkCSRFProtection, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
connect(m_ui->groupHostHeaderValidation, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
connect(m_ui->checkDynDNS, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
connect(m_ui->comboDNSService, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
connect(m_ui->domainNameTxt, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
@ -719,6 +720,7 @@ void OptionsDialog::saveOptions() @@ -719,6 +720,7 @@ void OptionsDialog::saveOptions()
// Security
pref->setWebUiClickjackingProtectionEnabled(m_ui->checkClickjacking->isChecked());
pref->setWebUiCSRFProtectionEnabled(m_ui->checkCSRFProtection->isChecked());
pref->setWebUIHostHeaderValidationEnabled(m_ui->groupHostHeaderValidation->isChecked());
// DynDNS
pref->setDynDNSEnabled(m_ui->checkDynDNS->isChecked());
pref->setDynDNSService(m_ui->comboDNSService->currentIndex());
@ -1082,6 +1084,7 @@ void OptionsDialog::loadOptions() @@ -1082,6 +1084,7 @@ void OptionsDialog::loadOptions()
// Security
m_ui->checkClickjacking->setChecked(pref->isWebUiClickjackingProtectionEnabled());
m_ui->checkCSRFProtection->setChecked(pref->isWebUiCSRFProtectionEnabled());
m_ui->groupHostHeaderValidation->setChecked(pref->isWebUIHostHeaderValidationEnabled());
m_ui->checkDynDNS->setChecked(pref->isDynDNSEnabled());
m_ui->comboDNSService->setCurrentIndex(static_cast<int>(pref->getDynDNSService()));

56
src/gui/optionsdialog.ui

@ -2944,28 +2944,6 @@ Specify an IPv4 or IPv6 address. You can specify &quot;0.0.0.0&quot; for any IPv @@ -2944,28 +2944,6 @@ Specify an IPv4 or IPv6 address. You can specify &quot;0.0.0.0&quot; for any IPv
</item>
</layout>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_10">
<item>
<widget class="QLabel" name="labelServerDomains">
<property name="text">
<string>Server domains:</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="textServerDomains">
<property name="toolTip">
<string>Whitelist for filtering HTTP Host header values.
In order to defend against DNS rebinding attack,
you should put in domain names used by WebUI server.
Use ';' to split multiple entries. Can use wildcard '*'.</string>
</property>
</widget>
</item>
</layout>
</item>
<item>
<widget class="QCheckBox" name="checkWebUIUPnP">
<property name="text">
@ -3190,6 +3168,40 @@ Use ';' to split multiple entries. Can use wildcard '*'.</string> @@ -3190,6 +3168,40 @@ Use ';' to split multiple entries. Can use wildcard '*'.</string>
</property>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupHostHeaderValidation">
<property name="title">
<string>Enable Host header validation</string>
</property>
<property name="checkable">
<bool>true</bool>
</property>
<layout class="QVBoxLayout" name="verticalLayout_32">
<item>
<layout class="QHBoxLayout" name="horizontalLayout_10">
<item>
<widget class="QLabel" name="labelServerDomains">
<property name="text">
<string>Server domains:</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="textServerDomains">
<property name="toolTip">
<string>Whitelist for filtering HTTP Host header values.
In order to defend against DNS rebinding attack,
you should put in domain names used by WebUI server.
Use ';' to split multiple entries. Can use wildcard '*'.</string>
</property>
</widget>
</item>
</layout>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="checkDynDNS">
<property name="title">

3
src/webui/api/appcontroller.cpp

@ -208,6 +208,7 @@ void AppController::preferencesAction() @@ -208,6 +208,7 @@ void AppController::preferencesAction()
// Security
data["web_ui_clickjacking_protection_enabled"] = pref->isWebUiClickjackingProtectionEnabled();
data["web_ui_csrf_protection_enabled"] = pref->isWebUiCSRFProtectionEnabled();
data["web_ui_host_header_validation_enabled"] = pref->isWebUIHostHeaderValidationEnabled();
// Update my dynamic domain name
data["dyndns_enabled"] = pref->isDynDNSEnabled();
data["dyndns_service"] = pref->getDynDNSService();
@ -487,6 +488,8 @@ void AppController::setPreferencesAction() @@ -487,6 +488,8 @@ void AppController::setPreferencesAction()
pref->setWebUiClickjackingProtectionEnabled(m["web_ui_clickjacking_protection_enabled"].toBool());
if (m.contains("web_ui_csrf_protection_enabled"))
pref->setWebUiCSRFProtectionEnabled(m["web_ui_csrf_protection_enabled"].toBool());
if (m.contains("web_ui_host_header_validation_enabled"))
pref->setWebUIHostHeaderValidationEnabled(m["web_ui_host_header_validation_enabled"].toBool());
// Update my dynamic domain name
if (m.contains("dyndns_enabled"))
pref->setDynDNSEnabled(m["dyndns_enabled"].toBool());

3
src/webui/webapplication.cpp

@ -452,6 +452,7 @@ void WebApplication::configure() @@ -452,6 +452,7 @@ void WebApplication::configure()
m_isClickjackingProtectionEnabled = pref->isWebUiClickjackingProtectionEnabled();
m_isCSRFProtectionEnabled = pref->isWebUiCSRFProtectionEnabled();
m_isHostHeaderValidationEnabled = pref->isWebUIHostHeaderValidationEnabled();
m_isHttpsEnabled = pref->isWebUiHttpsEnabled();
}
@ -542,7 +543,7 @@ Http::Response WebApplication::processRequest(const Http::Request &request, cons @@ -542,7 +543,7 @@ Http::Response WebApplication::processRequest(const Http::Request &request, cons
try {
// block suspicious requests
if ((m_isCSRFProtectionEnabled && isCrossSiteRequest(m_request))
|| !validateHostHeader(m_domainList)) {
|| (m_isHostHeaderValidationEnabled && !validateHostHeader(m_domainList))) {
throw UnauthorizedHTTPError();
}

1
src/webui/webapplication.h

@ -155,5 +155,6 @@ private: @@ -155,5 +155,6 @@ private:
QStringList m_domainList;
bool m_isClickjackingProtectionEnabled;
bool m_isCSRFProtectionEnabled;
bool m_isHostHeaderValidationEnabled;
bool m_isHttpsEnabled;
};

12
src/webui/www/private/preferences_content.html

@ -457,6 +457,10 @@ @@ -457,6 +457,10 @@
<input type="checkbox" id="csrf_protection_checkbox" />
<label for="csrf_protection_checkbox">QBT_TR(Enable Cross-Site Request Forgery (CSRF) protection)QBT_TR[CONTEXT=OptionsDialog]</label>
</div>
<div class="formRow">
<input type="checkbox" id="host_header_validation_checkbox" />
<label for="host_header_validation_checkbox">QBT_TR(Enable Host header validation)QBT_TR[CONTEXT=OptionsDialog]</label>
</div>
</fieldset>
<fieldset class="settings">
@ -712,6 +716,11 @@ @@ -712,6 +716,11 @@
$('bypass_auth_subnet_whitelist_textarea').setProperty('disabled', !isBypassAuthSubnetWhitelistEnabled);
};
updateHostHeaderValidationSettings = function() {
var isHostHeaderValidationEnabled = $('host_header_validation_checkbox').getProperty('checked');
$('webui_domain_textarea').setProperty('disabled', !isHostHeaderValidationEnabled);
};
updateDynDnsSettings = function() {
var isDynDnsEnabled = $('use_dyndns_checkbox').getProperty('checked');
$('dyndns_select').setProperty('disabled', !isDynDnsEnabled);
@ -971,6 +980,8 @@ @@ -971,6 +980,8 @@
// Security
$('clickjacking_protection_checkbox').setProperty('checked', pref.web_ui_clickjacking_protection_enabled);
$('csrf_protection_checkbox').setProperty('checked', pref.web_ui_csrf_protection_enabled);
$('host_header_validation_checkbox').setProperty('checked', pref.web_ui_host_header_validation_enabled);
updateHostHeaderValidationSettings();
// Update my dynamic domain name
$('use_dyndns_checkbox').setProperty('checked', pref.dyndns_enabled);
@ -1256,6 +1267,7 @@ @@ -1256,6 +1267,7 @@
settings.set('web_ui_clickjacking_protection_enabled', $('clickjacking_protection_checkbox').getProperty('checked'));
settings.set('web_ui_csrf_protection_enabled', $('csrf_protection_checkbox').getProperty('checked'));
settings.set('web_ui_host_header_validation_enabled', $('host_header_validation_checkbox').getProperty('checked'));
// Update my dynamic domain name
settings.set('dyndns_enabled', $('use_dyndns_checkbox').getProperty('checked'));

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