Description Summary Obscuring a password with a trivial encoding does not protect
the password.
Example 1 The following code reads a password from a properties file and uses the password to connect to a database. (Bad Code) Java ... Properties prop = new Properties(); prop.load(new FileInputStream("config.properties")); String password =
Base64.decode(prop.getProperty("password")); DriverManager.getConnection(url, usr, password); ... This code will run successfully, but anyone with access to config.properties can read the value of password and easily determine that the value has been base 64 encoded. If a devious employee has access to this information, they can use it to break into the system. Example 2 The following code reads a password from the registry and uses the password to create a new network credential. (Bad Code) Java ... string value = regKey.GetValue(passKey).ToString(); byte[] decVal = Convert.FromBase64String(value); NetworkCredential netCred =
newNetworkCredential(username,decVal.toString(),domain); ... This code will run successfully, but anyone who has access to the registry key used to store the password can read the value of password. If a devious employee has access to this information, they can use it to break into the system.
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Page Last Updated:
October 29, 2009
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CWE is a Software Assurance strategic initiative sponsored by the National Cyber Security Division of the U.S. Department of Homeland Security. This Web site is hosted by The MITRE Corporation. Contact cwe@mitre.org for more information. |
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