{
  "id": "CVE-2020-2099",
  "sourceIdentifier": "jenkinsci-cert@googlegroups.com",
  "published": "2020-01-29T16:15:12.037",
  "lastModified": "2023-10-25T18:16:29.113",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Jenkins 2.213 and earlier, LTS 2.204.1 and earlier improperly reuses encryption key parameters in the Inbound TCP Agent Protocol/3, allowing unauthorized attackers with knowledge of agent names to obtain the connection secrets for those agents, which can be used to connect to Jenkins, impersonating those agents."
    },
    {
      "lang": "es",
      "value": "Jenkins versiones 2.213 y anteriores, versiones LTS 2.204.1 y anteriores, reutilizan inapropiadamente los par\u00e1metros de clave de cifrado en el Inbound TCP Agent Protocol/3, permitiendo a atacantes no autorizados con conocimiento de los nombres de los agentes obtener los secretos de conexi\u00f3n para esos agentes, que pueden ser usados para conectar con Jenkins , haci\u00e9ndose pasar por esos agentes."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW",
          "baseScore": 8.6,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.7
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-330"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*",
              "versionEndIncluding": "2.204.1",
              "matchCriteriaId": "EAACE161-BE2D-4BB8-9795-3D76F19433C1"
            },
            {
              "vulnerable": true,
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              "matchCriteriaId": "F0F83033-6C48-4AF2-BB2A-157A09D79538"
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  ],
  "references": [
    {
      "url": "http://www.openwall.com/lists/oss-security/2020/01/29/1",
      "source": "jenkinsci-cert@googlegroups.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://access.redhat.com/errata/RHBA-2020:0402",
      "source": "jenkinsci-cert@googlegroups.com"
    },
    {
      "url": "https://access.redhat.com/errata/RHBA-2020:0675",
      "source": "jenkinsci-cert@googlegroups.com"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2020:0681",
      "source": "jenkinsci-cert@googlegroups.com"
    },
    {
      "url": "https://access.redhat.com/errata/RHSA-2020:0683",
      "source": "jenkinsci-cert@googlegroups.com"
    },
    {
      "url": "https://jenkins.io/security/advisory/2020-01-29/#SECURITY-1682",
      "source": "jenkinsci-cert@googlegroups.com",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}