FKIE_CVE-2019-16546

Vulnerability from fkie_nvd - Published: 2019-11-21 15:15 - Updated: 2026-06-17 02:22
Severity
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
Jenkins Google Compute Engine Plugin 4.1.1 and earlier does not verify SSH host keys when connecting agents created by the plugin, enabling man-in-the-middle attacks.
References
jenkinsci-cert@googlegroups.comhttp://www.openwall.com/lists/oss-security/2019/11/21/1Mailing List, Third Party Advisory
jenkinsci-cert@googlegroups.comhttps://jenkins.io/security/advisory/2019-11-21/#SECURITY-1584Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2019/11/21/1Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://jenkins.io/security/advisory/2019-11-21/#SECURITY-1584Vendor Advisory
Impacted products
Vendor Product Version
jenkins google_compute_engine *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Jenkins Google Compute Engine Plugin",
          "vendor": "Jenkins project",
          "versions": [
            {
              "status": "affected",
              "version": "4.1.1 and earlier"
            }
          ]
        }
      ],
      "source": "jenkinsci-cert@googlegroups.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:jenkins:google_compute_engine:*:*:*:*:*:jenkins:*:*",
              "matchCriteriaId": "0DD5F0E9-1959-4D52-83E5-A59CBE788FAC",
              "versionEndExcluding": "4.2.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Jenkins Google Compute Engine Plugin 4.1.1 and earlier does not verify SSH host keys when connecting agents created by the plugin, enabling man-in-the-middle attacks."
    },
    {
      "lang": "es",
      "value": "Jenkins Google Compute Engine Plugin versi\u00f3n 4.1.1 y anteriores, no comprueban las claves de host SSH cuando se conectan agentes creados por el plugin, permitiendo ataques de tipo man-in-the-middle."
    }
  ],
  "id": "CVE-2019-16546",
  "lastModified": "2026-06-17T02:22:24.383",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-11-21T15:15:14.603",
  "references": [
    {
      "source": "jenkinsci-cert@googlegroups.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2019/11/21/1"
    },
    {
      "source": "jenkinsci-cert@googlegroups.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://jenkins.io/security/advisory/2019-11-21/#SECURITY-1584"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2019/11/21/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://jenkins.io/security/advisory/2019-11-21/#SECURITY-1584"
    }
  ],
  "sourceIdentifier": "jenkinsci-cert@googlegroups.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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