SSA-672373

Vulnerability from csaf_siemens - Published: 2016-11-18 00:00 - Updated: 2022-04-12 00:00
Summary
SSA-672373: Vulnerabilities in CP 1543-1 before V2.0.28

Notes

Summary
SIMATIC CP 1543-1 devices before V2.0.28 contain two vulnerabilities that could allow authorized users to escalate their privileges on the CP or create a denial of service condition. Siemens has released updates for the affected products and recommends to update to the latest versions.
General Recommendations
As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity
Additional Resources
For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories
Terms of Use
Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter "License Terms"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter "Terms of Use"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.
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{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Artem Zinenko"
        ],
        "organization": "Kaspersky",
        "summary": "pointing out that SIPLUS should also be mentioned"
      },
      {
        "organization": "Agence nationale de la s\u00e9curit\u00e9 des syst\u00e8mes d\u2019information (ANSSI)",
        "summary": "coordination efforts"
      },
      {
        "organization": "SOGETI",
        "summary": "coordinated disclosure"
      }
    ],
    "category": "Siemens Security Advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited.",
      "tlp": {
        "label": "WHITE"
      }
    },
    "notes": [
      {
        "category": "summary",
        "text": "SIMATIC CP 1543-1 devices before V2.0.28 contain two vulnerabilities that could allow authorized users to escalate their privileges on the CP or create a denial of service condition.\n\nSiemens has released updates for the affected products and recommends to update to the latest versions.",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens\u0027 operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
        "title": "General Recommendations"
      },
      {
        "category": "general",
        "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens\u0027 underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens\u0027 Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "productcert@siemens.com",
      "name": "Siemens ProductCERT",
      "namespace": "https://www.siemens.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "SSA-672373: Vulnerabilities in CP 1543-1 before V2.0.28 - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf"
      },
      {
        "category": "self",
        "summary": "SSA-672373: Vulnerabilities in CP 1543-1 before V2.0.28 - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-672373.txt"
      },
      {
        "category": "self",
        "summary": "SSA-672373: Vulnerabilities in CP 1543-1 before V2.0.28 - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-672373.json"
      }
    ],
    "title": "SSA-672373: Vulnerabilities in CP 1543-1 before V2.0.28",
    "tracking": {
      "current_release_date": "2022-04-12T00:00:00Z",
      "generator": {
        "engine": {
          "name": "Siemens ProductCERT CSAF Generator",
          "version": "1"
        }
      },
      "id": "SSA-672373",
      "initial_release_date": "2016-11-18T00:00:00Z",
      "revision_history": [
        {
          "date": "2016-11-18T00:00:00Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        },
        {
          "date": "2020-02-10T00:00:00Z",
          "legacy_version": "1.1",
          "number": "2",
          "summary": "SIPLUS devices now explicitly mentioned in the list of affected products"
        },
        {
          "date": "2022-04-12T00:00:00Z",
          "legacy_version": "1.2",
          "number": "3",
          "summary": "Updated download link and revised summary section"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V2.0.28",
                "product": {
                  "name": "SIMATIC CP 1543-1",
                  "product_id": "1",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6GK7543-1AX00-0XE0"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIMATIC CP 1543-1"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c V2.0.28",
                "product": {
                  "name": "SIPLUS NET CP 1543-1",
                  "product_id": "2",
                  "product_identification_helper": {
                    "model_numbers": [
                      "6AG1543-1AX00-2XE0"
                    ]
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "SIPLUS NET CP 1543-1"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2016-8561",
      "cwe": {
        "id": "CWE-269",
        "name": "Improper Privilege Management"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Users with elevated privileges to TIA-Portal and project data on the engineering station could possibly get privileged access on affected devices.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2"
        ]
      },
      "references": [
        {
          "summary": "CVE-2016-8561 - SIMATIC CP 1543-1",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808678/"
        },
        {
          "summary": "CVE-2016-8561 - SIPLUS NET CP 1543-1",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808678/"
        },
        {
          "summary": "CVE-2016-8561 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2016-8561.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to V2.0.28 or later version",
          "product_ids": [
            "1",
            "2"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808678/"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.6,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2"
          ]
        }
      ],
      "title": "CVE-2016-8561"
    },
    {
      "cve": "CVE-2016-8562",
      "cwe": {
        "id": "CWE-20",
        "name": "Improper Input Validation"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Under special conditions it was possible to write SNMP variables on port 161/udp which should be read-only and should only be configured with TIA-Portal. A write to these variables could reduce the availability or cause a denial-of-service.",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "1",
          "2"
        ]
      },
      "references": [
        {
          "summary": "CVE-2016-8562 - SIMATIC CP 1543-1",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808678/"
        },
        {
          "summary": "CVE-2016-8562 - SIPLUS NET CP 1543-1",
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808678/"
        },
        {
          "summary": "CVE-2016-8562 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2016-8562.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to V2.0.28 or later version",
          "product_ids": [
            "1",
            "2"
          ],
          "url": "https://support.industry.siemens.com/cs/ww/en/view/109808678/"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2"
          ]
        }
      ],
      "title": "CVE-2016-8562"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.