The IDEA cipher as implemented by SSH1 does not protect the final block of a message against modification, which allows remote attackers to modify the block without detection by changing its cyclic redundancy check (CRC) to match the modifications to the message.
Link | Tags |
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https://exchange.xforce.ibmcloud.com/vulnerabilities/6472 | vdb entry |
http://www.kb.cert.org/vuls/id/315308 | third party advisory us government resource |