nvd-json-data-feeds/CVE-2020/CVE-2020-235xx/CVE-2020-23533.json

{
  "id": "CVE-2020-23533",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2021-04-06T16:15:14.863",
  "lastModified": "2022-11-05T02:05:13.293",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Union Pay up to 1.2.0, for web based versions contains a CWE-347: Improper Verification of Cryptographic Signature vulnerability, allows attackers to shop for free in merchants' websites and mobile apps, via a crafted authentication code (MAC) which is generated based on a secret key which is NULL."
    },
    {
      "lang": "es",
      "value": "Union Pay versiones hasta 1.2.0, para versiones basadas en web, contiene un CWE-347: Verificaci\u00f3n Inapropiada de la vulnerabilidad de Firma Criptogr\u00e1fica, permite a atacantes comprar gratis en los sitios web y aplicaciones m\u00f3viles de comerciantes, por medio de un c\u00f3digo de autenticaci\u00f3n (MAC) dise\u00f1ado. basado en una clave secreta que es NULL"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:unionpayintl:union_pay:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.2.0",
              "matchCriteriaId": "BA107514-9F6F-43E9-BA77-D96AB3D6AFAC"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://mobitec.ie.cuhk.edu.hk/cve_2020/",
      "source": "cve@mitre.org",
      "tags": [
        "Permissions Required"
      ]
    },
    {
      "url": "https://cwe.mitre.org/data/definitions/347.html",
      "source": "cve@mitre.org",
      "tags": [
        "Technical Description"
      ]
    },
    {
      "url": "https://www.dropbox.com/s/6smwnbrp0kgsgrc/poc_code.py?dl=0",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.dropbox.com/s/czbkdr73tclq2nr/UnionPay_Vulnerability_Report.txt?dl=0",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}