OpenSSL is vulnerable to information leakage. When optional compression is used, TLS/SSL protocol does not obscure the length of the unencrypted data. Using this flaw, an attacker can perform brute force attack to guess encrypted TLS/SSL connection.
arstechnica.com/security/2012/09/crime-hijacks-https-sessions/
code.google.com/p/chromium/issues/detail?id=139744
isecpartners.com/blog/2012/9/14/details-on-the-crime-attack.html
jvn.jp/en/jp/JVN65273415/index.html
jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000129.html
lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
lists.fedoraproject.org/pipermail/package-announce/2013-April/101366.html
lists.opensuse.org/opensuse-updates/2012-10/msg00096.html
lists.opensuse.org/opensuse-updates/2013-01/msg00034.html
lists.opensuse.org/opensuse-updates/2013-01/msg00048.html
marc.info/?l=bugtraq&m=136612293908376&w=2
news.ycombinator.com/item?id=4510829
rhn.redhat.com/errata/RHSA-2013-0587.html
security.stackexchange.com/questions/19911/crime-how-to-beat-the-beast-successor
support.apple.com/kb/HT5784
threatpost.com/en_us/blogs/crime-attack-uses-compression-ratio-tls-requests-side-channel-hijack-secure-sessions-091312
threatpost.com/en_us/blogs/new-attack-uses-ssltls-information-leak-hijack-https-sessions-090512
www.debian.org/security/2012/dsa-2579
www.debian.org/security/2013/dsa-2627
www.debian.org/security/2015/dsa-3253
www.ekoparty.org/2012/thai-duong.php
www.iacr.org/cryptodb/data/paper.php?pubkey=3091
www.securityfocus.com/bid/55704
www.theregister.co.uk/2012/09/14/crime_tls_attack/
www.ubuntu.com/usn/USN-1627-1
www.ubuntu.com/usn/USN-1628-1
www.ubuntu.com/usn/USN-1898-1
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=839735
bugzilla.redhat.com/show_bug.cgi?id=857051
chromiumcodereview.appspot.com/10825183
community.qualys.com/blogs/securitylabs/2012/09/14/crime-information-leakage-attack-against-ssltls
gist.github.com/3696912
github.com/mpgn/CRIME-poc
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18920
rhn.redhat.com/errata/RHSA-2013-0587.html
threatpost.com/en_us/blogs/demo-crime-tls-attack-091212