Search criteria

3 vulnerabilities found for kaptcha by kaptcha_project

FKIE_CVE-2018-18531

Vulnerability from fkie_nvd - Published: 2018-10-19 20:29 - Updated: 2024-11-21 03:56
Severity ?
Summary
text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java, and text/impl/FiveLetterFirstNameTextCreator.java in kaptcha 2.3.2 use the Random (rather than SecureRandom) function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictions via a brute-force approach.
Impacted products
Vendor Product Version
kaptcha_project kaptcha 2.3.2

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              "criteria": "cpe:2.3:a:kaptcha_project:kaptcha:2.3.2:*:*:*:*:*:*:*",
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    },
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      "value": "text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java y text/impl/FiveLetterFirstNameTextCreator.java en kaptcha 2.3.2 emplea la funci\u00f3n Random (en lugar de SecureRandom) para generar valores CAPTCHA, lo que facilita que atacantes remotos omitan las restricciones de acceso planeadas mediante un enfoque de fuerza bruta."
    }
  ],
  "id": "CVE-2018-18531",
  "lastModified": "2024-11-21T03:56:06.487",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
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        "cvssData": {
          "attackComplexity": "LOW",
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          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
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    ]
  },
  "published": "2018-10-19T20:29:00.570",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/penggle/kaptcha/issues/3"
    },
    {
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-330"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}

CVE-2018-18531 (GCVE-0-2018-18531)

Vulnerability from cvelistv5 – Published: 2018-10-19 20:00 – Updated: 2024-09-17 04:10
VLAI?
Summary
text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java, and text/impl/FiveLetterFirstNameTextCreator.java in kaptcha 2.3.2 use the Random (rather than SecureRandom) function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictions via a brute-force approach.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website

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CVE-2018-18531 (GCVE-0-2018-18531)

Vulnerability from nvd – Published: 2018-10-19 20:00 – Updated: 2024-09-17 04:10
VLAI?
Summary
text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java, and text/impl/FiveLetterFirstNameTextCreator.java in kaptcha 2.3.2 use the Random (rather than SecureRandom) function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictions via a brute-force approach.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website

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