GSD-2021-45268

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
** DISPUTED ** A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons.
Aliases
Aliases
CVE-2021-45268
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{
  "GSD": {
    "alias": "CVE-2021-45268",
    "description": "A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file.",
    "id": "GSD-2021-45268"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-45268"
      ],
      "details": "** DISPUTED ** A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons.",
      "id": "GSD-2021-45268",
      "modified": "2023-12-13T01:23:19.251877Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-45268",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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                  }
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              "vendor_name": "n/a"
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      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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          {
            "lang": "eng",
            "value": "** DISPUTED ** A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons."
          }
        ]
      },
      "problemtype": {
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                "lang": "eng",
                "value": "n/a"
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.exploit-db.com/exploits/50323",
            "refsource": "MISC",
            "url": "https://www.exploit-db.com/exploits/50323"
          },
          {
            "name": "https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS",
            "refsource": "MISC",
            "url": "https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:backdropcms:backdrop:1.20.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "FB477FFA-58A1-4F1C-93D7-70894E7FFB5B",
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                ],
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        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons"
          },
          {
            "lang": "es",
            "value": "** EN DISPUTA ** Se presenta una vulnerabilidad de tipo Cross Site Request Forgery (CSRF) en Backdrop CMS versi\u00f3n 1.20, que permite a atacantes remotos conseguir una ejecuci\u00f3n de c\u00f3digo remota (RCE) en el servidor web de alojamiento por medio de la carga de un complemento malicioso con un archivo PHP dise\u00f1ado. NOTA: el proveedor disputa esto porque el ataque requiere una cookie de sesi\u00f3n de un usuario autenticado con alto privilegio que tiene derecho a instalar complementos arbitrarios"
          }
        ],
        "id": "CVE-2021-45268",
        "lastModified": "2024-04-11T01:13:23.527",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 6.8,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 8.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
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              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2022-02-03T22:15:08.633",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS"
          },
          {
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            "tags": [
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              "VDB Entry"
            ],
            "url": "https://www.exploit-db.com/exploits/50323"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-352"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



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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.

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