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Set decryptionKey for legacy AES/3DES encryption #170

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Set decryptionKey for legacy AES/3DES encryption #170

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7 changes: 5 additions & 2 deletions ysoserial/Plugins/ViewStatePlugin.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -230,11 +230,14 @@ public object Run(string[] args)
var readOnlyField = typeof(ConfigurationElement).GetField("_bReadOnly", BindingFlags.Instance | BindingFlags.NonPublic);
readOnlyField.SetValue(config, false);
// we don't really need the encryption/decyption keys to create a valid legacy viewstate but this is used when isEncrypted=true
if (!String.IsNullOrEmpty(decryptionKey) && (!isLegacy || (isLegacy && isEncrypted)))
if (!String.IsNullOrEmpty(decryptionKey))
{
if (isDebug)
{
Console.WriteLine("Encryption is on!");
if (!isLegacy || (isLegacy && isEncrypted))
Console.WriteLine("Encryption is on!");
else if (validationAlg.ToUpper().Equals("3DES") || validationAlg.ToUpper().Equals("AES"))
Console.WriteLine("Legacy AES/3DES encryption is on!");
}
config.Decryption = decryptionAlg;
config.DecryptionKey = decryptionKey;
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