Mozilla Thunderbird < 2.0.0.23 Certificate Authority (CA) Common Null Byte Handling SSL MiTM Weakness

The installed version of Mozilla Thunderbird is earlier than 2.0.0.23. Such versions are potentially affected by the following security issue :

• The client can be fooled into trusting a malicious SSL server certificate with a null character in the host name. (MFSA 2009-42)