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Message #67666
[Bug 1668503] Re: sha512_crypt is insufficient, use pbkdf2_sha512 for password hashing
** Changed in: ossn
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1668503
Title:
sha512_crypt is insufficient, use pbkdf2_sha512 for password hashing
Status in OpenStack Identity (keystone):
Fix Released
Status in OpenStack Identity (keystone) mitaka series:
Won't Fix
Status in OpenStack Identity (keystone) newton series:
Won't Fix
Status in OpenStack Identity (keystone) ocata series:
Won't Fix
Status in OpenStack Identity (keystone) pike series:
Fix Released
Status in OpenStack Security Advisory:
Won't Fix
Status in OpenStack Security Notes:
Fix Released
Bug description:
Keystone uses sha512_crypt for password hashing. This is insufficient
and provides limited protection (even with 10,000 rounds) against
brute-forcing of the password hashes (especially with FPGAs and/or GPU
processing).
The correct mechanism is to use bcrypt, scrypt, or pbkdf2_sha512
instead of sha512_crypt.
This bug is marked as public security as bug #1543048 has already
highlighted this issue.
To manage notifications about this bug go to:
https://bugs.launchpad.net/keystone/+bug/1668503/+subscriptions
References