{
  "document": {
    "acknowledgments": [
      {
        "organization": "Emerson",
        "summary": "reporting these vulnerabilities to CISA"
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited",
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov",
        "title": "CISA Disclaimer"
      },
      {
        "category": "summary",
        "text": "Emerson reported these vulnerabilities to CISA.",
        "title": "Summary"
      },
      {
        "category": "other",
        "text": "No known public exploits specifically target these vulnerabilities.",
        "title": "Exploitability"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "CISAservicedesk@cisa.dhs.gov",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-138-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-138-01.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-138-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-138-01"
      }
    ],
    "title": "ICSA-21-138-01_Emerson Rosemount X-STREAM",
    "tracking": {
      "current_release_date": "2021-05-18T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA USCert CSAF Generator",
          "version": "1"
        }
      },
      "id": "ICSA-21-138-01",
      "initial_release_date": "2021-05-18T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2021-05-18T00:00:00.000000Z",
          "legacy_version": "Initial",
          "number": "1",
          "summary": "ICSA-21-138-01 Emerson Rosemount X Stream "
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "vers:all/*",
                "product": {
                  "name": "X-STREAM enhanced XEGP: all revisions",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
            "category": "product_name",
            "name": "X-STREAM enhanced XEGP"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "vers:all/*",
                "product": {
                  "name": "X-STREAM enhanced XEGK: all revisions",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "X-STREAM enhanced XEGK"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "vers:all/*",
                "product": {
                  "name": "X-STREAM enhanced XEXF: all revisions",
                  "product_id": "CSAFPID-0003"
                }
              }
            ],
            "category": "product_name",
            "name": "X-STREAM enhanced XEXF"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "vers:all/*",
                "product": {
                  "name": "X-STREAM enhanced XEFD: all revisions",
                  "product_id": "CSAFPID-0004"
                }
              }
            ],
            "category": "product_name",
            "name": "X-STREAM enhanced XEFD"
          }
        ],
        "category": "vendor",
        "name": "Emerson"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-27457",
      "cwe": {
        "id": "CWE-326",
        "name": "Inadequate Encryption Strength"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected products utilize a weak encryption algorithm for storage of sensitive data, which may allow an attacker to more easily obtain credentials used for access.CVE-2021-27457 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ]
      },
      "references": [
        {
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Emerson recommends users update the firmware of the affected products. A new release that addresses the issues identified in this cybersecurity notification impacting the affected products is available. For information on how to obtain the update, contact TechSupport.Hasselroth@emerson.com",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "mitigation",
          "details": "In addition, Emerson recommends users of affected products continue to utilize current cybersecurity industry best practices and ensure the affected products are connected to a well-protected network and properly segmented from the Internet. For more information see the Emerson Security notifications page.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ],
          "url": "https://www.emerson.com/en-us/support/security-notifications"
        },
        {
          "category": "mitigation",
          "details": "One of the cybersecurity best practices should include configuring web browsers to prohibit storage of user information such as login names and passwords.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "title": "CVE-2021-27457"
    },
    {
      "cve": "CVE-2021-27459",
      "cwe": {
        "id": "CWE-434",
        "name": "Unrestricted Upload of File with Dangerous Type"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The webserver of the affected products allows unvalidated files to be uploaded, which an attacker could utilize to execute arbitrary code.CVE-2021-27459 has been assigned to this vulnerability. A CVSS v3 base score of 7.1 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N).",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ]
      },
      "references": [
        {
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Emerson recommends users update the firmware of the affected products. A new release that addresses the issues identified in this cybersecurity notification impacting the affected products is available. For information on how to obtain the update, contact TechSupport.Hasselroth@emerson.com",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "mitigation",
          "details": "In addition, Emerson recommends users of affected products continue to utilize current cybersecurity industry best practices and ensure the affected products are connected to a well-protected network and properly segmented from the Internet. For more information see the Emerson Security notifications page.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ],
          "url": "https://www.emerson.com/en-us/support/security-notifications"
        },
        {
          "category": "mitigation",
          "details": "One of the cybersecurity best practices should include configuring web browsers to prohibit storage of user information such as login names and passwords.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "title": "CVE-2021-27459"
    },
    {
      "cve": "CVE-2021-27461",
      "cwe": {
        "id": "CWE-22",
        "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected webserver applications allow access to stored data that can be obtained by using specially crafted URLs.  CVE-2021-27461 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ]
      },
      "references": [
        {
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Emerson recommends users update the firmware of the affected products. A new release that addresses the issues identified in this cybersecurity notification impacting the affected products is available. For information on how to obtain the update, contact TechSupport.Hasselroth@emerson.com",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "mitigation",
          "details": "In addition, Emerson recommends users of affected products continue to utilize current cybersecurity industry best practices and ensure the affected products are connected to a well-protected network and properly segmented from the Internet. For more information see the Emerson Security notifications page.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ],
          "url": "https://www.emerson.com/en-us/support/security-notifications"
        },
        {
          "category": "mitigation",
          "details": "One of the cybersecurity best practices should include configuring web browsers to prohibit storage of user information such as login names and passwords.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "title": "CVE-2021-27461"
    },
    {
      "cve": "CVE-2021-27463",
      "cwe": {
        "id": "CWE-539",
        "name": "Use of Persistent Cookies Containing Sensitive Information"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected applications utilize persistent cookies where the session cookie attribute is not properly invalidated, allowing an attacker to intercept the cookies and gain access to sensitive information. CVE-2021-27463 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ]
      },
      "references": [
        {
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Emerson recommends users update the firmware of the affected products. A new release that addresses the issues identified in this cybersecurity notification impacting the affected products is available. For information on how to obtain the update, contact TechSupport.Hasselroth@emerson.com",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "mitigation",
          "details": "In addition, Emerson recommends users of affected products continue to utilize current cybersecurity industry best practices and ensure the affected products are connected to a well-protected network and properly segmented from the Internet. For more information see the Emerson Security notifications page.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ],
          "url": "https://www.emerson.com/en-us/support/security-notifications"
        },
        {
          "category": "mitigation",
          "details": "One of the cybersecurity best practices should include configuring web browsers to prohibit storage of user information such as login names and passwords.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "title": "CVE-2021-27463"
    },
    {
      "cve": "CVE-2021-27465",
      "cwe": {
        "id": "CWE-79",
        "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected applications do not validate webpage input, which could allow an attacker to inject arbitrary HTML code into a webpage. This would allow an attacker to modify the page and display incorrect or undesirable data.CVE-2021-27465 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been assigned; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ]
      },
      "references": [
        {
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Emerson recommends users update the firmware of the affected products. A new release that addresses the issues identified in this cybersecurity notification impacting the affected products is available. For information on how to obtain the update, contact TechSupport.Hasselroth@emerson.com",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "mitigation",
          "details": "In addition, Emerson recommends users of affected products continue to utilize current cybersecurity industry best practices and ensure the affected products are connected to a well-protected network and properly segmented from the Internet. For more information see the Emerson Security notifications page.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ],
          "url": "https://www.emerson.com/en-us/support/security-notifications"
        },
        {
          "category": "mitigation",
          "details": "One of the cybersecurity best practices should include configuring web browsers to prohibit storage of user information such as login names and passwords.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "title": "CVE-2021-27465"
    },
    {
      "cve": "CVE-2021-27467",
      "cwe": {
        "id": "CWE-1021",
        "name": "Improper Restriction of Rendered UI Layers or Frames"
      },
      "notes": [
        {
          "category": "summary",
          "text": "The affected product 's web interface allows an attacker to route click or keystroke to another page provided by the attacker to gain unauthorized access to sensitive information.CVE-2021-27467 has been assigned to this vulnerability. A CVSS v3 base score of 5.4 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N).",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001",
          "CSAFPID-0002",
          "CSAFPID-0003",
          "CSAFPID-0004"
        ]
      },
      "references": [
        {
          "summary": "www.first.org",
          "url": "https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"
        }
      ],
      "remediations": [
        {
          "category": "mitigation",
          "details": "Emerson recommends users update the firmware of the affected products. A new release that addresses the issues identified in this cybersecurity notification impacting the affected products is available. For information on how to obtain the update, contact TechSupport.Hasselroth@emerson.com",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        },
        {
          "category": "mitigation",
          "details": "In addition, Emerson recommends users of affected products continue to utilize current cybersecurity industry best practices and ensure the affected products are connected to a well-protected network and properly segmented from the Internet. For more information see the Emerson Security notifications page.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ],
          "url": "https://www.emerson.com/en-us/support/security-notifications"
        },
        {
          "category": "mitigation",
          "details": "One of the cybersecurity best practices should include configuring web browsers to prohibit storage of user information such as login names and passwords.",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.0"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002",
            "CSAFPID-0003",
            "CSAFPID-0004"
          ]
        }
      ],
      "title": "CVE-2021-27467"
    }
  ]
}