{
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "summary",
        "text": "The display unit of the Endress+Hauser MCS200HW is affected by a sudo chroot vulnerability.",
        "title": "Summary"
      },
      {
        "category": "description",
        "text": "If exploited, this vulnerability could potentially allow an unauthenticated attacker to compromise the availability, integrity, and confidentiality of the Endress+Hauser MCS200HW.",
        "title": "Impact"
      },
      {
        "category": "description",
        "text": "As general security measures, SICK recommends minimizing network exposure of the devices, restricting network access, and following recommended security practices in order to operate the devices in a protected IT environment.",
        "title": "Mitigation"
      },
      {
        "category": "description",
        "text": "SICK recommends updating the display unit of the product to version 4.3.4 and ensuring that the product operates within a secure environment.",
        "title": "Remediation"
      },
      {
        "category": "general",
        "text": "As general security measures, SICK recommends minimizing network exposure of the devices, restricting network access, and following recommended security practices in order to operate the devices in a protected IT environment.",
        "title": "General Recommendation"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "psirt@sick.de",
      "issuing_authority": "SICK AG issues and issues in EHS products (when related to the Endress+Hauser SICK (EHS) joint venture).",
      "name": "SICK PSIRT",
      "namespace": "https://www.sick.com/psirt"
    },
    "references": [
      {
        "category": "external",
        "summary": "Endress+Hauser",
        "url": "https://www.endress.com"
      },
      {
        "summary": "SICK PSIRT Security Advisories",
        "url": "https://www.sick.com/psirt"
      },
      {
        "category": "external",
        "summary": "ICS-CERT recommended practices on Industrial Security",
        "url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices"
      },
      {
        "category": "external",
        "summary": "CVSS v3.1 Calculator",
        "url": "https://www.first.org/cvss/calculator/3.1"
      },
      {
        "category": "self",
        "summary": "The canonical URL.",
        "url": "https://www.sick.com/.well-known/csaf/white/2026/sca-2026-0007.json"
      },
      {
        "summary": "Standalone display firmware, update procedure and further details",
        "url": "https://www.phoenixcontact.com/de-de/produkte/touch-panel-wp-6121-wxps-1290802"
      }
    ],
    "title": "Sudo vulnerability affects Endress+Hauser MCS200HW",
    "tracking": {
      "aliases": [
        "SCA-2026-0007"
      ],
      "current_release_date": "2026-04-21T13:00:00.000Z",
      "generator": {
        "date": "2026-04-21T07:51:46.425Z",
        "engine": {
          "name": "Secvisogram",
          "version": "2.5.47"
        }
      },
      "id": "SCA-2026-0007",
      "initial_release_date": "2026-04-21T13:00:00.000Z",
      "revision_history": [
        {
          "date": "2026-04-21T13:00:00.000Z",
          "number": "1.0.0",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "branches": [
                  {
                    "branches": [
                      {
                        "category": "product_version_range",
                        "name": "vers:all/*",
                        "product": {
                          "name": "Endress+Hauser MCS200HW all versions",
                          "product_id": "CSAFPID-11001"
                        }
                      }
                    ],
                    "category": "product_name",
                    "name": "MCS200HW"
                  }
                ],
                "category": "product_family",
                "name": "Extractive Analyzer"
              }
            ],
            "category": "product_family",
            "name": "Hardware"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "<1.11.5.6R",
                "product": {
                  "name": "Firmware <1.11.5.6R",
                  "product_id": "CSAFPID-21001"
                }
              },
              {
                "category": "product_version",
                "name": "1.11.5.6R",
                "product": {
                  "name": "Firmware 1.11.5.6R",
                  "product_id": "CSAFPID-22001"
                }
              }
            ],
            "category": "product_family",
            "name": "Firmware"
          }
        ],
        "category": "vendor",
        "name": "Endress+Hauser"
      }
    ],
    "relationships": [
      {
        "category": "installed_on",
        "full_product_name": {
          "name": "Endress+Hauser MCS200HW with firmware <1.11.5.6R",
          "product_id": "CSAFPID-31001"
        },
        "product_reference": "CSAFPID-21001",
        "relates_to_product_reference": "CSAFPID-11001"
      },
      {
        "category": "installed_on",
        "full_product_name": {
          "name": "Endress+Hauser MCS200HW with firmware 1.11.5.6R",
          "product_id": "CSAFPID-32001"
        },
        "product_reference": "CSAFPID-22001",
        "relates_to_product_reference": "CSAFPID-11001"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-32463",
      "cwe": {
        "id": "CWE-829",
        "name": "Inclusion of Functionality from Untrusted Control Sphere"
      },
      "notes": [
        {
          "audience": "all",
          "category": "description",
          "text": "Sudo before 1.9.17p1 allows local users to obtain root access because /etc/nsswitch.conf from a user-controlled directory is used with the --chroot option.",
          "title": "Vulnerability Description"
        }
      ],
      "product_status": {
        "fixed": [
          "CSAFPID-32001"
        ],
        "known_affected": [
          "CSAFPID-31001"
        ]
      },
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "The display unit's firmware versions below 4.3.4 are affected. To address the vulnerability, customers are strongly recommended to update the display unit of their devices to firmware version 4.3.4.\n\nEndress+Hauser will include this firmware version in the MCS200HW products starting with version 1.11.5.6R.\n\nAlternatively, customers can contact Endress+Hauser directly to obtain the updated display firmware, or download the original firmware - including update instructions - from the Phoenix Contact website referenced below.",
          "product_ids": [
            "CSAFPID-31001"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "environmentalScore": 9.4,
            "environmentalSeverity": "CRITICAL",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "temporalScore": 9.3,
            "temporalSeverity": "CRITICAL",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-31001"
          ]
        }
      ],
      "title": "CVE-2025-32463"
    }
  ]
}