CVE-2015-2987 Information

Description

Type74 ED before 4.0 misuses 128-bit ECB encryption for small files which makes it easier for attackers to obtain plaintext data via differential cryptanalysis of a file with an original length smaller than 128 bits.

Reference

http://jvn.jp/en/jp/JVN91474878/index.html http://jvndb.jvn.jp/jvndb/JVNDB-2015-000119 http://type74.org/edman5-1.php http://type74org.blog14.fc2.com/blog-entry-1384.html