Vulnerability-Lookup

FKIE_CVE-2022-41797

Vulnerability from fkie_nvd - Published: 2022-10-24 14:15 - Updated: 2026-06-17 05:03

Severity

6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Summary

Improper authorization in handler for custom URL scheme vulnerability in Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack.

References

URL	Tags
vultures@jpcert.or.jp	https://apps.apple.com/jp/app/lemon8/id1498607143	Product, Third Party Advisory
vultures@jpcert.or.jp	https://jvn.jp/en/jp/JVN10921428/index.html	Third Party Advisory
vultures@jpcert.or.jp	https://play.google.com/store/apps/details?id=com.bd.nproject&hl=ja&gl=US	Product, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://apps.apple.com/jp/app/lemon8/id1498607143	Product, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://jvn.jp/en/jp/JVN10921428/index.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://play.google.com/store/apps/details?id=com.bd.nproject&hl=ja&gl=US	Product, Third Party Advisory

Impacted products

	Vendor	Product	Version
	lemon8_project	lemon8	*
	lemon8_project	lemon8	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Lemon8 App for Android and Lemon8 App for iOS",
          "vendor": "ByteDance K.K.",
          "versions": [
            {
              "status": "affected",
              "version": "Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5"
            }
          ]
        }
      ],
      "source": "vultures@jpcert.or.jp"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:lemon8_project:lemon8:*:*:*:*:*:android:*:*",
              "matchCriteriaId": "420E93C3-2B11-423E-BFE4-B78F4C519F0D",
              "versionEndExcluding": "3.3.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lemon8_project:lemon8:*:*:*:*:*:iphone_os:*:*",
              "matchCriteriaId": "25A444CD-05A7-436E-91FF-A93B3F260605",
              "versionEndExcluding": "3.3.5",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper authorization in handler for custom URL scheme vulnerability in Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack."
    },
    {
      "lang": "es",
      "value": "Una autorizaci\u00f3n inapropiada en el manejador para la vulnerabilidad del esquema de URL personalizado en la aplicaci\u00f3n Lemon8 para las versiones de Android anteriores a 3.3.5 y la aplicaci\u00f3n Lemon8 para las versiones de iOS anteriores a 3.3.5, permite a un atacante remoto conllevar a un usuario a acceder a un sitio web arbitrario por medio de la aplicaci\u00f3n vulnerable. Como resultado, el usuario puede ser v\u00edctima de un ataque de phishing"
    }
  ],
  "id": "CVE-2022-41797",
  "lastModified": "2026-06-17T05:03:50.957",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-41797",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-05-07T16:08:37.389796Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2022-10-24T14:15:52.570",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "url": "https://apps.apple.com/jp/app/lemon8/id1498607143"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/jp/JVN10921428/index.html"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "url": "https://play.google.com/store/apps/details?id=com.bd.nproject\u0026hl=ja\u0026gl=US"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "url": "https://apps.apple.com/jp/app/lemon8/id1498607143"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/jp/JVN10921428/index.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "url": "https://play.google.com/store/apps/details?id=com.bd.nproject\u0026hl=ja\u0026gl=US"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}

CVE-2022-41797 (GCVE-0-2022-41797)

Vulnerability from cvelistv5 – Published: 2022-10-24 00:00 – Updated: 2025-05-07 16:10

Summary

Severity

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-07 16:08 UTC

CWE

Improper Authorization in Handler for Custom URL Scheme
CWE-862 - Missing Authorization

Assigner

jpcert jpcert root

References

3 references

URL	Tags
https://play.google.com/store/apps/details?id=com…
https://apps.apple.com/jp/app/lemon8/id1498607143
https://jvn.jp/en/jp/JVN10921428/index.html

Impacted products

1 product

Vendor	Product	Version
ByteDance K.K.	Lemon8 App for Android and Lemon8 App for iOS	Affected: Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T12:56:38.319Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://play.google.com/store/apps/details?id=com.bd.nproject\u0026hl=ja\u0026gl=US"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://apps.apple.com/jp/app/lemon8/id1498607143"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://jvn.jp/en/jp/JVN10921428/index.html"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-41797",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-07T16:08:37.389796Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-862",
                "description": "CWE-862 Missing Authorization",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-07T16:10:53.211Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Lemon8 App for Android and Lemon8 App for iOS",
          "vendor": "ByteDance K.K.",
          "versions": [
            {
              "status": "affected",
              "version": "Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper authorization in handler for custom URL scheme vulnerability in Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper Authorization in Handler for Custom URL Scheme",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-10-24T00:00:00.000Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://play.google.com/store/apps/details?id=com.bd.nproject\u0026hl=ja\u0026gl=US"
        },
        {
          "url": "https://apps.apple.com/jp/app/lemon8/id1498607143"
        },
        {
          "url": "https://jvn.jp/en/jp/JVN10921428/index.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2022-41797",
    "datePublished": "2022-10-24T00:00:00.000Z",
    "dateReserved": "2022-10-11T00:00:00.000Z",
    "dateUpdated": "2025-05-07T16:10:53.211Z",
    "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.

Detection rules are retrieved from Rulezet.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.