The implementation of Cryptographic Message Syntax (CMS) and PKCS #7 in OpenSSL before 0.9.8u and 1.x before 1.0.0h does not properly restrict certain oracle behavior, which makes it easier for context-dependent attackers to decrypt data via a Million Message Attack (MMA) adaptive chosen ciphertext attack.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | openssl | 2012-04-05 12:49 | ALAS-2012-62 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv2 | 2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N |
NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |