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CVE-2015-0886

5.0 · MEDIUM

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…

Published Feb 28, 2015mindrotCWE-190EPSS 4.80%

Overview

CVE-2015-0886 is a medium-severity vulnerability affecting mindrot jbcrypt. It was published on February 28, 2015 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from mindrot. Update jbcrypt to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
mindrotjbcrypt>= 0, < 0.4Affected

References

Refjvn.jp/en/jp/JVN77718330/index.htmlRefjvndb.jvn.jp/jvndb/JVNDB-2015-000033Reflists.fedoraproject.org/pipermail/package-announce/2015-March/151496.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-March/151786.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-March/151797.htmlRefwww.mindrot.org/projects/jBCrypt/news/rel04.htmlRefbugzilla.mindrot.org/show_bug.cgi?id=2097Reflists.apache.org/thread.html/rbd23e3ac8113b4da0a025c0e45170b6ec317383a1cf06090c2c717aa%40%3Ccommits.cassandra.apache.org%3EReflists.apache.org/thread.html/rd5c2256b8dc9935e4bb5e9be90adce58408054bb42523730a40c5548%40%3Ccommits.cassandra.apache.org%3EReflists.apache.org/thread.html/re330cfe9e5d84e3f7da8ace23ec32f38cb3fbd328bf177badd7ad942%40%3Ccommits.cassandra.apache.org%3E

How CyberStrike helps

Frequently asked questions

What is CVE-2015-0886?

CVE-2015-0886 is a medium-severity vulnerability affecting mindrot jbcrypt. It was published on February 28, 2015 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2015-0886?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-0886?

Check the references section for vendor advisories and patches from mindrot. Update jbcrypt to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-0886?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-0886 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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