Vulnerability-Lookup

GHSA-MV2H-6CX9-44G2

Vulnerability from github – Published: 2022-05-25 00:00 – Updated: 2022-06-07 00:00

Details

A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled.

Severity

6.5 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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{
  "affected": [],
  "aliases": [
    "CVE-2022-0910"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-05-24T03:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled.",
  "id": "GHSA-mv2h-6cx9-44g2",
  "modified": "2022-06-07T00:00:34Z",
  "published": "2022-05-25T00:00:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-0910"
    },
    {
      "type": "WEB",
      "url": "https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-0910 (GCVE-0-2022-0910)

Vulnerability from cvelistv5 – Published: 2022-05-24 02:20 – Updated: 2024-08-02 23:47

Summary

Severity

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CWE

CWE-287 - Improper Authentication

Assigner

Zyxel mitre root Scorecard

References

1 reference

URL	Tags
https://www.zyxel.com/support/multiple-vulnerabil…	x_refsource_CONFIRM

Impacted products

4 products

Vendor	Product	Version
Zyxel	USG/ZyWALL series firmware	Affected: 4.32 through 4.71
Zyxel	USG FLEX series firmware	Affected: 4.50 through 5.21
Zyxel	ATP series firmware	Affected: 4.32 through 5.21
Zyxel	VPN series firmware	Affected: 4.32 through 5.21

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T23:47:42.905Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "USG/ZyWALL series firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "4.32 through 4.71"
            }
          ]
        },
        {
          "product": "USG FLEX series firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "4.50 through 5.21"
            }
          ]
        },
        {
          "product": "ATP series firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "4.32 through 5.21"
            }
          ]
        },
        {
          "product": "VPN series firmware",
          "vendor": "Zyxel",
          "versions": [
            {
              "status": "affected",
              "version": "4.32 through 5.21"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287: Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-24T02:20:13.000Z",
        "orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
        "shortName": "Zyxel"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@zyxel.com.tw",
          "ID": "CVE-2022-0910",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "USG/ZyWALL series firmware",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "4.32 through 4.71"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "USG FLEX series firmware",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "4.50 through 5.21"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "ATP series firmware",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "4.32 through 5.21"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "VPN series firmware",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "4.32 through 5.21"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Zyxel"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "eng",
              "value": "A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": "6.5",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
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              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-287: Improper Authentication"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml",
              "refsource": "CONFIRM",
              "url": "https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f",
    "assignerShortName": "Zyxel",
    "cveId": "CVE-2022-0910",
    "datePublished": "2022-05-24T02:20:13.000Z",
    "dateReserved": "2022-03-10T00:00:00.000Z",
    "dateUpdated": "2024-08-02T23:47:42.905Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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GHSA-MV2H-6CX9-44G2

CVE-2022-0910 (GCVE-0-2022-0910)

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