{
  "document": {
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2019-13139 In Docker before 18.09.4 an attacker who is capable of supplying or manipulating the build path for the \"docker build\" command would be able to gain command execution. An issue exists in the way \"docker build\" processes remote git URLs and results in command injection into the underlying \"git clone\" command leading to code execution in the context of the user executing the \"docker build\" command. This occurs because git ref can be misinterpreted as a flag. - VEX",
        "url": "https://msrc.microsoft.com/csaf/vex/2019/msrc_cve-2019-13139.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "In Docker before 18.09.4 an attacker who is capable of supplying or manipulating the build path for the \"docker build\" command would be able to gain command execution. An issue exists in the way \"docker build\" processes remote git URLs and results in command injection into the underlying \"git clone\" command leading to code execution in the context of the user executing the \"docker build\" command. This occurs because git ref can be misinterpreted as a flag.",
    "tracking": {
      "current_release_date": "2021-07-16T00:00:00.000Z",
      "generator": {
        "date": "2025-10-19T17:44:44.459Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2019-13139",
      "initial_release_date": "2019-08-02T00:00:00.000Z",
      "revision_history": [
        {
          "date": "2021-07-16T00:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "1.0",
                "product": {
                  "name": "CBL Mariner 1.0",
                  "product_id": "16820"
                }
              }
            ],
            "category": "product_name",
            "name": "Azure Linux"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003ccm1 moby-buildx 0.4.1+azure-3",
                "product": {
                  "name": "\u003ccm1 moby-buildx 0.4.1+azure-3",
                  "product_id": "1"
                }
              },
              {
                "category": "product_version",
                "name": "cm1 moby-buildx 0.4.1+azure-3",
                "product": {
                  "name": "cm1 moby-buildx 0.4.1+azure-3",
                  "product_id": "16833"
                }
              }
            ],
            "category": "product_name",
            "name": "moby-buildx"
          }
        ],
        "category": "vendor",
        "name": "Microsoft"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "\u003ccm1 moby-buildx 0.4.1+azure-3 as a component of CBL Mariner 1.0",
          "product_id": "16820-1"
        },
        "product_reference": "1",
        "relates_to_product_reference": "16820"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "cm1 moby-buildx 0.4.1+azure-3 as a component of CBL Mariner 1.0",
          "product_id": "16833-16820"
        },
        "product_reference": "16833",
        "relates_to_product_reference": "16820"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-13139",
      "cwe": {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)"
      },
      "notes": [
        {
          "category": "general",
          "text": "mitre",
          "title": "Assigning CNA"
        }
      ],
      "product_status": {
        "fixed": [
          "16833-16820"
        ],
        "known_affected": [
          "16820-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2019-13139 In Docker before 18.09.4 an attacker who is capable of supplying or manipulating the build path for the \"docker build\" command would be able to gain command execution. An issue exists in the way \"docker build\" processes remote git URLs and results in command injection into the underlying \"git clone\" command leading to code execution in the context of the user executing the \"docker build\" command. This occurs because git ref can be misinterpreted as a flag. - VEX",
          "url": "https://msrc.microsoft.com/csaf/vex/2019/msrc_cve-2019-13139.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2021-07-16T00:00:00.000Z",
          "details": "-:Security Update:https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade",
          "product_ids": [
            "16820-1"
          ],
          "url": "https://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "temporalScore": 8.4,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "16820-1"
          ]
        }
      ],
      "title": "In Docker before 18.09.4 an attacker who is capable of supplying or manipulating the build path for the \"docker build\" command would be able to gain command execution. An issue exists in the way \"docker build\" processes remote git URLs and results in command injection into the underlying \"git clone\" command leading to code execution in the context of the user executing the \"docker build\" command. This occurs because git ref can be misinterpreted as a flag."
    }
  ]
}