{
  "id": "CVE-2023-29501",
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "published": "2023-06-13T10:15:10.250",
  "lastModified": "2023-06-23T19:34:28.727",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Jiyu Kukan Toku-Toku coupon App for iOS versions 3.5.0 and earlier, and Jiyu Kukan Toku-Toku coupon App for Android versions 3.5.0 and earlier are vulnerable to improper server certificate verification. If this vulnerability is exploited, a man-in-the-middle attack may allow an attacker to eavesdrop on an encrypted communication."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 4.8,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 2.5
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:runsystem:jiyu_kukan_toku-toku_coupon:*:*:*:*:*:android:*:*",
              "versionEndIncluding": "3.5.0",
              "matchCriteriaId": "2DEC31D6-A0B2-4ED8-9C07-C2F6915B55B0"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:runsystem:jiyu_kukan_toku-toku_coupon:*:*:*:*:*:iphone_os:*:*",
              "versionEndIncluding": "3.5.0",
              "matchCriteriaId": "A195E9E8-A166-4BAC-B12D-03AA53AEC323"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://apps.apple.com/jp/app/%E8%87%AA%E9%81%8A%E7%A9%BA%E9%96%93%E3%81%A8%E3%81%8F%E3%81%A8%E3%81%8F%E3%82%AF%E3%83%BC%E3%83%9D%E3%83%B3/id608149604",
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Product"
      ]
    },
    {
      "url": "https://jvn.jp/en/jp/JVN33836375/",
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://play.google.com/store/apps/details?id=jp.runsystem",
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Product"
      ]
    },
    {
      "url": "https://www.runsystem.co.jp/g1-pr/17570",
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}