FKIE_CVE-2017-14033

Vulnerability from fkie_nvd - Published: 2017-09-19 17:29 - Updated: 2026-06-17 01:05
Severity
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
The decode method in the OpenSSL::ASN1 module in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows attackers to cause a denial of service (interpreter crash) via a crafted string.
References
cve@mitre.orghttp://www.securityfocus.com/bid/100868Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1039363Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1042004
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:0378
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:0583
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:0585
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
cve@mitre.orghttps://security.gentoo.org/glsa/201710-18
cve@mitre.orghttps://www.debian.org/security/2017/dsa-4031
cve@mitre.orghttps://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/Mitigation, Vendor Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/Patch, Release Notes, Vendor Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/Patch, Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/100868Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039363Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1042004
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:0378
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:0583
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:0585
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201710-18
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2017/dsa-4031
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2017/09/14/openssl-asn1-buffer-underrun-cve-2017-14033/Mitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/Patch, Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/Patch, Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
ruby-lang ruby 2.2.0
ruby-lang ruby 2.2.0
ruby-lang ruby 2.2.0
ruby-lang ruby 2.2.0
ruby-lang ruby 2.2.1
ruby-lang ruby 2.2.2
ruby-lang ruby 2.2.3
ruby-lang ruby 2.2.4
ruby-lang ruby 2.2.5
ruby-lang ruby 2.2.6
ruby-lang ruby 2.2.7
ruby-lang ruby 2.3.0
ruby-lang ruby 2.3.0
ruby-lang ruby 2.3.0
ruby-lang ruby 2.3.1
ruby-lang ruby 2.3.2
ruby-lang ruby 2.3.3
ruby-lang ruby 2.3.4
ruby-lang ruby 2.4.0
ruby-lang ruby 2.4.0
ruby-lang ruby 2.4.0
ruby-lang ruby 2.4.0
ruby-lang ruby 2.4.0
ruby-lang ruby 2.4.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
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            }
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      ],
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    }
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The decode method in the OpenSSL::ASN1 module in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows attackers to cause a denial of service (interpreter crash) via a crafted string."
    },
    {
      "lang": "es",
      "value": "El m\u00e9todo decode en el m\u00f3dulo OpenSSL::ASN1 en Ruby en versiones anteriores a la 2.2.8, versiones 2.3.x anteriores a 2.3.5, y 2.4.x hasta la 2.4.1 permite que los atacantes provoquen una denegaci\u00f3n de servicio (cierre inesperado del int\u00e9rprete) mediante una string manipulada."
    }
  ],
  "id": "CVE-2017-14033",
  "lastModified": "2026-06-17T01:05:28.650",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": true,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
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          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
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        "source": "nvd@nist.gov",
        "type": "Primary"
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  },
  "published": "2017-09-19T17:29:00.327",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
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      "url": "http://www.securityfocus.com/bid/100868"
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.