CVE-2021-24280 (GCVE-0-2021-24280)

Vulnerability from cvelistv5 – Published: 2021-05-14 11:38 – Updated: 2024-08-03 19:28
VLAI
Title
Redirection for Contact Form 7 < 2.3.4 - Authenticated PHP Object Injection
Summary
In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
References
Impacted products
Vendor Product Version CPE status
Query Solutions Redirection for Contact Form 7 Affected: 2.3.4 , < 2.3.4 (custom)
guessed Create a notification for this product.
Credits
Chloe Chamberland
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:28:23.438Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Redirection for Contact Form 7",
          "vendor": "Query Solutions",
          "versions": [
            {
              "lessThan": "2.3.4",
              "status": "affected",
              "version": "2.3.4",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Chloe Chamberland"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-502",
              "description": "CWE-502 Deserialization of Untrusted Data",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-14T11:38:17.000Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Redirection for Contact Form 7 \u003c 2.3.4 - Authenticated PHP Object Injection",
      "x_generator": "WPScan CVE Generator",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "contact@wpscan.com",
          "ID": "CVE-2021-24280",
          "STATE": "PUBLIC",
          "TITLE": "Redirection for Contact Form 7 \u003c 2.3.4 - Authenticated PHP Object Injection"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Redirection for Contact Form 7",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "2.3.4",
                            "version_value": "2.3.4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Query Solutions"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Chloe Chamberland"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects."
            }
          ]
        },
        "generator": "WPScan CVE Generator",
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-502 Deserialization of Untrusted Data"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/",
              "refsource": "MISC",
              "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
            },
            {
              "name": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329",
              "refsource": "CONFIRM",
              "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2021-24280",
    "datePublished": "2021-05-14T11:38:17.000Z",
    "dateReserved": "2021-01-14T00:00:00.000Z",
    "dateUpdated": "2024-08-03T19:28:23.438Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-24280",
      "date": "2026-09-30",
      "epss": "0.01967",
      "percentile": "0.79619"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:querysol:redirection_for_contact_form_7:*:*:*:*:*:wordpress:*:*",
                  "matchCriteriaId": "F3E1A627-7160-4591-944C-5AEA2D9B3C58",
                  "versionEndExcluding": "2.3.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects."
        },
        {
          "lang": "es",
          "value": "En el plugin de WordPress Redirection for Contact Form versiones 7 anteriores a 2.3.4, cualquier usuario autenticado, como un suscriptor, pod\u00eda usar la acci\u00f3n AJAX import_from_debug para inyectar objetos PHP"
        }
      ],
      "id": "CVE-2021-24280",
      "lastModified": "2024-11-21T05:52:45.013",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "LOW",
              "accessVector": "NETWORK",
              "authentication": "SINGLE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 6.5,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 8.0,
            "impactScore": 6.4,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 2.8,
            "impactScore": 5.9,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2021-05-14T12:15:08.260",
      "references": [
        {
          "source": "contact@wpscan.com",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ],
          "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
        },
        {
          "source": "contact@wpscan.com",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ],
          "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ],
          "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ],
          "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
        }
      ],
      "sourceIdentifier": "contact@wpscan.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-502"
            }
          ],
          "source": "contact@wpscan.com",
          "type": "Secondary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-502"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:querysol:redirection_for_contact_form_7:*:*:*:*:*:wordpress:*:*",
                    "matchCriteriaId": "F3E1A627-7160-4591-944C-5AEA2D9B3C58",
                    "versionEndExcluding": "2.3.4",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects."
          },
          {
            "lang": "es",
            "value": "En el plugin de WordPress Redirection for Contact Form versiones 7 anteriores a 2.3.4, cualquier usuario autenticado, como un suscriptor, pod\u00eda usar la acci\u00f3n AJAX import_from_debug para inyectar objetos PHP"
          }
        ],
        "id": "CVE-2021-24280",
        "lastModified": "2024-11-21T05:52:45.013",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "SINGLE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 6.5,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.0,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 8.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-05-14T12:15:08.260",
        "references": [
          {
            "source": "contact@wpscan.com",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
          },
          {
            "source": "contact@wpscan.com",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/"
          }
        ],
        "sourceIdentifier": "contact@wpscan.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-502"
              }
            ],
            "source": "contact@wpscan.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-502"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T14:42:33+00:00",
      "cve": "CVE-2021-24280",
      "id": "CVE-2021-24280",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Redirection for Contact Form 7 \u003c 2.3.4 - Authenticated PHP Object Injection",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-24280.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.



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.