Vulnerability CVE-2015-2987
Published: 2015-08-28

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.

CVSS2 => (AV:N/AC:H/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.6/10
2.9/10
4.9/10
Exploit range
Attack complexity
Authentication
Remote
High
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Type74 -> ED 

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