GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2021-33725 (GCVE-0-2021-33725)

Vulnerability from cvelistv5 – Published: 2021-10-12 09:49 – Updated: 2024-08-03 23:58
VLAI
Summary
A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). The affected system allows to delete arbitrary files or directories under a user controlled path and does not correctly check if the relative path is still within the intended target directory.
Severity
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
Impacted products
Vendor Product Version CPE status
Siemens SINEC NMS Affected: All versions < V1.0 SP2 Update 1
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T23:58:22.911Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SINEC NMS",
          "vendor": "Siemens",
          "versions": [
            {
              "status": "affected",
              "version": "All versions \u003c V1.0 SP2 Update 1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V1.0 SP2 Update 1). The affected system allows to delete arbitrary files or directories under a user controlled path and does not correctly check if the relative path is still within the intended target directory."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-22",
              "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-12T09:49:26.000Z",
        "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
        "shortName": "siemens"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2021-33725",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SINEC NMS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "All versions \u003c V1.0 SP2 Update 1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Siemens"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V1.0 SP2 Update 1). The affected system allows to delete arbitrary files or directories under a user controlled path and does not correctly check if the relative path is still within the intended target directory."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf",
              "refsource": "MISC",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77",
    "assignerShortName": "siemens",
    "cveId": "CVE-2021-33725",
    "datePublished": "2021-10-12T09:49:26.000Z",
    "dateReserved": "2021-05-28T00:00:00.000Z",
    "dateUpdated": "2024-08-03T23:58:22.911Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-33725",
      "date": "2026-09-18",
      "epss": "0.01033",
      "percentile": "0.62217"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "2B59D696-F272-40DA-8DC6-423D9E5026C0",
                  "versionEndExcluding": "1.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:siemens:sinec_nms:1.0:-:*:*:*:*:*:*",
                  "matchCriteriaId": "4ED13FC8-63C0-42C6-A51C-C480C45327C2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:siemens:sinec_nms:1.0:sp1:*:*:*:*:*:*",
                  "matchCriteriaId": "E68FE047-8F53-46B8-82D4-9342B1C8CA55",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:siemens:sinec_nms:1.0:sp2:*:*:*:*:*:*",
                  "matchCriteriaId": "5F2C66EC-5A29-4B92-AEDB-7DB8A5CA7391",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V1.0 SP2 Update 1). The affected system allows to delete arbitrary files or directories under a user controlled path and does not correctly check if the relative path is still within the intended target directory."
        },
        {
          "lang": "es",
          "value": "Se ha identificado una vulnerabilidad en SINEC NMS (Todas las versiones anteriores a V1.0 SP2 Update 1). El sistema afectado permite eliminar archivos o directorios arbitrarios bajo una ruta controlada por el usuario y no comprueba correctamente si la ruta relativa sigue estando dentro del directorio de destino previsto"
        }
      ],
      "id": "CVE-2021-33725",
      "lastModified": "2024-11-21T06:09:27.287",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "LOW",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "NONE",
              "baseScore": 5.0,
              "confidentialityImpact": "NONE",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
              "version": "2.0"
            },
            "exploitabilityScore": 10.0,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.1,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "NONE",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 3.9,
            "impactScore": 5.2,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2021-10-12T10:15:11.863",
      "references": [
        {
          "source": "productcert@siemens.com",
          "tags": [
            "Patch",
            "Vendor Advisory"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Patch",
            "Vendor Advisory"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
        }
      ],
      "sourceIdentifier": "productcert@siemens.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-22"
            }
          ],
          "source": "productcert@siemens.com",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "2B59D696-F272-40DA-8DC6-423D9E5026C0",
                    "versionEndExcluding": "1.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:siemens:sinec_nms:1.0:-:*:*:*:*:*:*",
                    "matchCriteriaId": "4ED13FC8-63C0-42C6-A51C-C480C45327C2",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:siemens:sinec_nms:1.0:sp1:*:*:*:*:*:*",
                    "matchCriteriaId": "E68FE047-8F53-46B8-82D4-9342B1C8CA55",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:siemens:sinec_nms:1.0:sp2:*:*:*:*:*:*",
                    "matchCriteriaId": "5F2C66EC-5A29-4B92-AEDB-7DB8A5CA7391",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "A vulnerability has been identified in SINEC NMS (All versions \u003c V1.0 SP2 Update 1). The affected system allows to delete arbitrary files or directories under a user controlled path and does not correctly check if the relative path is still within the intended target directory."
          },
          {
            "lang": "es",
            "value": "Se ha identificado una vulnerabilidad en SINEC NMS (Todas las versiones anteriores a V1.0 SP2 Update 1). El sistema afectado permite eliminar archivos o directorios arbitrarios bajo una ruta controlada por el usuario y no comprueba correctamente si la ruta relativa sigue estando dentro del directorio de destino previsto"
          }
        ],
        "id": "CVE-2021-33725",
        "lastModified": "2024-11-21T06:09:27.287",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.1,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "NONE",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.2,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-10-12T10:15:11.863",
        "references": [
          {
            "source": "productcert@siemens.com",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-163251.pdf"
          }
        ],
        "sourceIdentifier": "productcert@siemens.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-22"
              }
            ],
            "source": "productcert@siemens.com",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:58:17+00:00",
      "cve": "CVE-2021-33725",
      "id": "CVE-2021-33725",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2021-33725",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-33725.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.