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[Pale-Moon] Issue #1717 - Total Level Rewrite

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SSLStatus is now used for basically everything.
This commit is contained in:
Andy 2020-08-14 16:49:32 -07:00 • committed by Roy Tam
commit 6d0384a86f
1 changed files with 64 additions and 65 deletions
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137
application/palemoon/base/content/padlock.js
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@ -16,81 +16,80 @@ var padlock_PadLock =
onLocationChange: function() {},
onStatusChange: function() {},
onSecurityChange: function(aCallerWebProgress, aRequestWithState, aState) {
// aState is defined as a bitmask that may be extended in the future.
// We filter out any unknown bits before testing for known values.
const wpl = Ci.nsIWebProgressListener;
const wpl_security_bits = wpl.STATE_IS_SECURE |
wpl.STATE_IS_BROKEN |
wpl.STATE_IS_INSECURE;
var level;
var highlight_urlbar = false;
switch (aState & wpl_security_bits) {
case wpl.STATE_IS_SECURE:
level = "high";
highlight_urlbar = true;
break;
case wpl.STATE_IS_BROKEN:
level = "broken";
highlight_urlbar = true;
break;
default: // should not be reached
level = null;
}
if (level != null) {
var secUI = gBrowser.securityUI;
//if we wanted, we could use secUI.state instead of aState above?
var secState = secUI.QueryInterface(Ci.nsISSLStatusProvider).SSLStatus;
if (secState) {
secState.QueryInterface(Ci.nsISSLStatus);
if (secState.isExtendedValidation) {
if ((aState & wpl.STATE_LOADED_MIXED_ACTIVE_CONTENT) ||
(aState & wpl.STATE_LOADED_MIXED_DISPLAY_CONTENT))
level = "broken";
else if (level == "high")
level = "ev";
} else {
if (aState & wpl.STATE_LOADED_MIXED_ACTIVE_CONTENT)
level = "low";
else if (aState & wpl.STATE_LOADED_MIXED_DISPLAY_CONTENT)
level = "high";
}
if (level != "broken") {
var proto = secState.protocolVersion;
if (proto == Ci.nsISSLStatus.SSL_VERSION_3) {
level = "broken";
} else if (proto == Ci.nsISSLStatus.TLS_VERSION_1 ||
proto == Ci.nsISSLStatus.TLS_VERSION_1_1) {
level = "low";
}
if (level != "broken") {
var aCipher = secState.cipherSuite;
if (aCipher.indexOf("_EXPORT") > -1) {
level = "broken";
} else if (aCipher.indexOf("_RC2_") > -1) {
level = "broken";
} else if (aCipher.indexOf("_RC4_") > -1) {
if (aCipher.indexOf("_MD5") > -1) {
level = "broken";
} else if (aCipher.indexOf("_SHA") > -1) {
level = "low";
}
} else if (aCipher.indexOf("_3DES_") > -1) {
level = "low";
}
}
var secUI = gBrowser.securityUI;
var secState = secUI.QueryInterface(Ci.nsISSLStatusProvider).SSLStatus;
if (secState == null) {
level = null;
} else {
highlight_urlbar = true;
secState.QueryInterface(Ci.nsISSLStatus);
// Step 1: Check EV
if (secState.isExtendedValidation) {
// Step 1 TRUE: Extended Validation
// Normal "ev"
// Mixed Content "broken"
if ((aState & wpl.STATE_LOADED_MIXED_ACTIVE_CONTENT) ||
(aState & wpl.STATE_LOADED_MIXED_DISPLAY_CONTENT))
level = "broken";
else
level = "ev";
} else {
// Step 1 FALSE: Domain Validation
// Normal "high"
// Mixed Active Content "low"
if (aState & wpl.STATE_LOADED_MIXED_ACTIVE_CONTENT)
level = "low";
else
level = "high";
}
// Step 2: Check Protocol
if (level != "broken") {
// SSL 3 "broken"
// TLS 1.0 "low"
// TLS 1.1 "low"
var proto = secState.protocolVersion;
if (proto == Ci.nsISSLStatus.SSL_VERSION_3)
level = "broken";
else if (proto == Ci.nsISSLStatus.TLS_VERSION_1 ||
proto == Ci.nsISSLStatus.TLS_VERSION_1_1) {
level = "low";
}
}
}
try {
var proto = gBrowser.contentWindow.location.protocol;
if (proto == "about:" || proto == "chrome:" || proto == "file:" ) {
// do not warn when using local protocols
highlight_urlbar = false;
// Step 3: Check Bad Ciphers
if (level != "broken") {
// EXPORT "broken"
// RC2 "broken"
// RC4 + MD5 "broken"
// RC4 + SHA1 "low"
// 3DES "low"
var aCipher = secState.cipherSuite;
if (aCipher.indexOf("_EXPORT") > -1) {
level = "broken";
} else if (aCipher.indexOf("_RC2_") > -1) {
level = "broken";
} else if (aCipher.indexOf("_RC4_") > -1) {
if (aCipher.indexOf("_MD5") > -1) {
level = "broken";
} else if (aCipher.indexOf("_SHA") > -1) {
level = "low";
}
} else if (aCipher.indexOf("_3DES_") > -1) {
level = "low";
}
}
} catch(ex) {}
// Step 4: Check Boolean Problems
if (level != "broken") {
// Untrusted "broken"
// Domain Mismatch "broken"
// Expired (or too new) "broken"
if (secState.isUntrusted || secState.isDomainMismatch ||
secState.isNotValidAtThisTime)
level = "broken";
}
}
let ub = document.getElementById("urlbar");
if (ub) {