jvndb-2015-000033
Vulnerability from jvndb
Published
2015-02-27 14:03
Modified
2015-03-03 15:58
Severity ?
() - -
Summary
Vulnerability in the jBCrypt key stretching process
Details
jBCrypt is a Java implementation to compute password hashes. jBCrypt contains an integer overflow vulnerability in the key stretching process. An integer overflow occurs when the parameter for the repetition count is set to the maximum value allowed, 31. Norito AGETSUMA reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
References
Impacted products
Show details on JVN DB website

To clipboard 

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2015/JVNDB-2015-000033.html",
  "dc:date": "2015-03-03T15:58+09:00",
  "dcterms:issued": "2015-02-27T14:03+09:00",
  "dcterms:modified": "2015-03-03T15:58+09:00",
  "description": "jBCrypt is a Java implementation to compute password hashes. jBCrypt contains an integer overflow vulnerability in the key stretching process. An integer overflow occurs when the parameter for the repetition count is set to the maximum value allowed, 31.\r\n\r\nNorito AGETSUMA reported this vulnerability to IPA.\r\nJPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.",
  "link": "https://jvndb.jvn.jp/en/contents/2015/JVNDB-2015-000033.html",
  "sec:cpe": {
    "#text": "cpe:/a:mindrot:jbcrypt",
    "@product": "jBCrypt",
    "@vendor": "mindrot.org",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "2.6",
    "@severity": "Low",
    "@type": "Base",
    "@vector": "AV:N/AC:H/Au:N/C:P/I:N/A:N",
    "@version": "2.0"
  },
  "sec:identifier": "JVNDB-2015-000033",
  "sec:references": [
    {
      "#text": "http://jvn.jp/en/jp/JVN77718330/index.html",
      "@id": "JVN#77718330",
      "@source": "JVN"
    },
    {
      "#text": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0886",
      "@id": "CVE-2015-0886",
      "@source": "CVE"
    },
    {
      "#text": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-0886",
      "@id": "CVE-2015-0886",
      "@source": "NVD"
    },
    {
      "#text": "https://bugzilla.mindrot.org/show_bug.cgi?id=2097",
      "@id": "OpenSSH: Bugs  ([Bug 2097] if gensalt\u0027s log_rounds parameter is set to 31 it does 0 (ZERO) rounds!)",
      "@source": "Related document"
    },
    {
      "#text": "https://www.ipa.go.jp/en/security/vulnerabilities/cwe.html",
      "@id": "CWE-Other",
      "@title": "No Mapping(CWE-Other)"
    }
  ],
  "title": "Vulnerability in the jBCrypt key stretching process"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.