CVE-2015-0886
CVE-2015-0886 is a medium-severity vulnerability in Mindrot Jbcrypt with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 5% (91st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-190
- Affected product: Mindrot Jbcrypt
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2015-0886?
- CVE-2015-0886 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2015-0886 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-0886?
- CVE-2015-0886 primarily affects Mindrot Jbcrypt. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2015-0886?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-0886 published?
- CVE-2015-0886 was published on 2015-02-28 and last updated on 2026-06-17.
References
- http://jvn.jp/en/jp/JVN77718330/index.html
- http://jvndb.jvn.jp/jvndb/JVNDB-2015-000033
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151496.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151786.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151797.html
- http://www.mindrot.org/projects/jBCrypt/news/rel04.html
- https://bugzilla.mindrot.org/show_bug.cgi?id=2097
- https://lists.apache.org/thread.html/rbd23e3ac8113b4da0a025c0e45170b6ec317383a1cf06090c2c717aa%40%3Ccommits.cassandra.apache.org%3E
- https://lists.apache.org/thread.html/rd5c2256b8dc9935e4bb5e9be90adce58408054bb42523730a40c5548%40%3Ccommits.cassandra.apache.org%3E
- https://lists.apache.org/thread.html/re330cfe9e5d84e3f7da8ace23ec32f38cb3fbd328bf177badd7ad942%40%3Ccommits.cassandra.apache.org%3E
Affected products (4)
- cpe:2.3:a:mindrot:jbcrypt:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
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