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1d812c8b05
Certain short salts crashed the backend or disclosed a few bytes of backend memory. For existing salt-induced error conditions, emit a message saying as much. Back-patch to 9.0 (all supported versions). Josh Kupershmidt Security: CVE-2015-5288
27 lines
658 B
SQL
27 lines
658 B
SQL
--
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-- crypt() and gen_salt(): bcrypt
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--
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SELECT crypt('', '$2a$06$RQiOJ.3ELirrXwxIZY8q0O');
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SELECT crypt('foox', '$2a$06$RQiOJ.3ELirrXwxIZY8q0O');
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-- error, salt too short:
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SELECT crypt('foox', '$2a$');
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-- error, first digit of count in salt invalid
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SELECT crypt('foox', '$2a$40$RQiOJ.3ELirrXwxIZY8q0O');
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-- error, count in salt too small
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SELECT crypt('foox', '$2a$00$RQiOJ.3ELirrXwxIZY8q0O');
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CREATE TABLE ctest (data text, res text, salt text);
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INSERT INTO ctest VALUES ('password', '', '');
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UPDATE ctest SET salt = gen_salt('bf', 8);
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UPDATE ctest SET res = crypt(data, salt);
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SELECT res = crypt(data, res) AS "worked"
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FROM ctest;
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DROP TABLE ctest;
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