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

CVE-2021-23022 (GCVE-0-2021-23022)

Vulnerability from cvelistv5 – Published: 2021-06-10 15:06 – Updated: 2024-08-03 18:58
VLAI
Summary
On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, the BIG-IP Edge Client Windows Installer Service's temporary folder has weak file and folder permissions. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • privilege escalation
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a Edge Client for Windows Affected: 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:58:26.264Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.f5.com/csp/article/K08503505"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Edge Client for Windows",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, the BIG-IP Edge Client Windows Installer Service\u0027s temporary folder has weak file and folder permissions. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "privilege escalation",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-10T15:06:40.000Z",
        "orgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
        "shortName": "f5"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.f5.com/csp/article/K08503505"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "f5sirt@f5.com",
          "ID": "CVE-2021-23022",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Edge Client for Windows",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, the BIG-IP Edge Client Windows Installer Service\u0027s temporary folder has weak file and folder permissions. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "privilege escalation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.f5.com/csp/article/K08503505",
              "refsource": "MISC",
              "url": "https://support.f5.com/csp/article/K08503505"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9dacffd4-cb11-413f-8451-fbbfd4ddc0ab",
    "assignerShortName": "f5",
    "cveId": "CVE-2021-23022",
    "datePublished": "2021-06-10T15:06:40.000Z",
    "dateReserved": "2021-01-06T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:58:26.264Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-23022",
      "date": "2026-09-19",
      "epss": "0.00228",
      "percentile": "0.1383"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "2FBA9552-4645-4BFF-91A4-47B6A3414325",
                  "versionEndIncluding": "11.6.5",
                  "versionStartIncluding": "11.6.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "DE2F2CB2-BE96-4DC8-B336-1E9A318B4604",
                  "versionEndIncluding": "12.1.6",
                  "versionStartIncluding": "12.1.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager_client:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "1BB75E40-E401-45D5-997F-B22A6AF9FE1A",
                  "versionEndIncluding": "7.1.9.9",
                  "versionStartIncluding": "7.1.6",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager_client:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "D270E99A-C0AB-45DD-B17C-B72A39A18859",
                  "versionEndExcluding": "7.2.1.3",
                  "versionStartIncluding": "7.2.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, the BIG-IP Edge Client Windows Installer Service\u0027s temporary folder has weak file and folder permissions. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated."
        },
        {
          "lang": "es",
          "value": "En las versiones 7.2.1.x anteriores a 7.2.1.3 y versiones 7.1.x anteriores a 7.1.9.9 Update 1, la carpeta temporal del servicio de instalaci\u00f3n de Windows de BIG-IP Edge Client tiene permisos d\u00e9biles de archivos y carpetas. Nota: Las versiones de software que han alcanzado el fin del soporte t\u00e9cnico (EoTS) no se eval\u00faan"
        }
      ],
      "id": "CVE-2021-23022",
      "lastModified": "2024-11-21T05:51:10.110",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "HIGH",
            "cvssData": {
              "accessComplexity": "LOW",
              "accessVector": "LOCAL",
              "authentication": "NONE",
              "availabilityImpact": "COMPLETE",
              "baseScore": 7.2,
              "confidentialityImpact": "COMPLETE",
              "integrityImpact": "COMPLETE",
              "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
              "version": "2.0"
            },
            "exploitabilityScore": 3.9,
            "impactScore": 10.0,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 1.8,
            "impactScore": 5.9,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2021-06-10T16:15:08.033",
      "references": [
        {
          "source": "f5sirt@f5.com",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://support.f5.com/csp/article/K08503505"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://support.f5.com/csp/article/K08503505"
        }
      ],
      "sourceIdentifier": "f5sirt@f5.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-732"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "2FBA9552-4645-4BFF-91A4-47B6A3414325",
                    "versionEndIncluding": "11.6.5",
                    "versionStartIncluding": "11.6.1",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "DE2F2CB2-BE96-4DC8-B336-1E9A318B4604",
                    "versionEndIncluding": "12.1.6",
                    "versionStartIncluding": "12.1.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager_client:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1BB75E40-E401-45D5-997F-B22A6AF9FE1A",
                    "versionEndIncluding": "7.1.9.9",
                    "versionStartIncluding": "7.1.6",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:f5:big-ip_access_policy_manager_client:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D270E99A-C0AB-45DD-B17C-B72A39A18859",
                    "versionEndExcluding": "7.2.1.3",
                    "versionStartIncluding": "7.2.1",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "On version 7.2.1.x before 7.2.1.3 and 7.1.x before 7.1.9.9 Update 1, the BIG-IP Edge Client Windows Installer Service\u0027s temporary folder has weak file and folder permissions. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated."
          },
          {
            "lang": "es",
            "value": "En las versiones 7.2.1.x anteriores a 7.2.1.3 y versiones 7.1.x anteriores a 7.1.9.9 Update 1, la carpeta temporal del servicio de instalaci\u00f3n de Windows de BIG-IP Edge Client tiene permisos d\u00e9biles de archivos y carpetas. Nota: Las versiones de software que han alcanzado el fin del soporte t\u00e9cnico (EoTS) no se eval\u00faan"
          }
        ],
        "id": "CVE-2021-23022",
        "lastModified": "2024-11-21T05:51:10.110",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.2,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-06-10T16:15:08.033",
        "references": [
          {
            "source": "f5sirt@f5.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://support.f5.com/csp/article/K08503505"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://support.f5.com/csp/article/K08503505"
          }
        ],
        "sourceIdentifier": "f5sirt@f5.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-732"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T14:47:29+00:00",
      "cve": "CVE-2021-23022",
      "id": "CVE-2021-23022",
      "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-2021-23022",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-23022.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.