Vulnerability Monitor

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CVE-2015-0886

Integer overflow in the crypt_raw method in the key-stretching implementation in jBCrypt before 0.4 makes it easier for remote attackers to determine cleartext values of password hashes via a brute-force attack against hashes associated with the maximum exponent.

Published

2015-02-28T02:59:35.987

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-190

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mindrot	jbcrypt	< 0.4	Yes
Operating System	fedoraproject	fedora	20	Yes
Operating System	fedoraproject	fedora	21	Yes
Operating System	fedoraproject	fedora	22	Yes

References

http://jvn.jp/en/jp/JVN77718330/index.html Third Party Advisory, Vendor Advisory ([email protected])
http://jvndb.jvn.jp/jvndb/JVNDB-2015-000033 Third Party Advisory, VDB Entry, Vendor Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151496.html Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151786.html Third Party Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151797.html Third Party Advisory ([email protected])
http://www.mindrot.org/projects/jBCrypt/news/rel04.html Release Notes, Vendor Advisory ([email protected])
https://bugzilla.mindrot.org/show_bug.cgi?id=2097 Issue Tracking, Vendor Advisory ([email protected])
https://lists.apache.org/thread.html/rbd23e3ac8113b4da0a025c0e45170b6ec317383a1cf06090c2c717aa%40%3Ccommits.cassandra.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/rd5c2256b8dc9935e4bb5e9be90adce58408054bb42523730a40c5548%40%3Ccommits.cassandra.apache.org%3E ([email protected])
https://lists.apache.org/thread.html/re330cfe9e5d84e3f7da8ace23ec32f38cb3fbd328bf177badd7ad942%40%3Ccommits.cassandra.apache.org%3E ([email protected])
http://jvn.jp/en/jp/JVN77718330/index.html Third Party Advisory, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://jvndb.jvn.jp/jvndb/JVNDB-2015-000033 Third Party Advisory, VDB Entry, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151496.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151786.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151797.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.mindrot.org/projects/jBCrypt/news/rel04.html Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mindrot.org/show_bug.cgi?id=2097 Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/rbd23e3ac8113b4da0a025c0e45170b6ec317383a1cf06090c2c717aa%40%3Ccommits.cassandra.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/rd5c2256b8dc9935e4bb5e9be90adce58408054bb42523730a40c5548%40%3Ccommits.cassandra.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)
https://lists.apache.org/thread.html/re330cfe9e5d84e3f7da8ace23ec32f38cb3fbd328bf177badd7ad942%40%3Ccommits.cassandra.apache.org%3E (af854a3a-2127-422b-91ae-364da2661108)