FKIE_CVE-2016-7812

Vulnerability from fkie_nvd - Published: 2017-08-02 16:29 - Updated: 2025-04-20 01:37
Severity ?
3.1 (Low) - CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Summary
The Bank of Tokyo-Mitsubishi UFJ, Ltd. App for Android ver5.3.1, ver5.2.2 and earlier allow a man-in-the-middle attacker to downgrade the communication between the app and the server from TLS v1.2 to SSL v3.0, which may result in the attacker to eavesdrop on an encrypted communication.
References
vultures@jpcert.or.jphttp://www.securityfocus.com/bid/94829Third Party Advisory, VDB Entry
vultures@jpcert.or.jphttps://jvn.jp/en/vu/JVNVU92900492/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/94829Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/en/vu/JVNVU92900492/Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
mufg mitsubishi_ufj *
mufg mitsubishi_ufj 5.3.1
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mufg:mitsubishi_ufj:*:*:*:*:android:*:*:*",
              "matchCriteriaId": "445A7801-1BEF-4842-A279-008584456895",
              "versionEndIncluding": "5.2.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mufg:mitsubishi_ufj:5.3.1:*:*:*:android:*:*:*",
              "matchCriteriaId": "38FF25F8-AC91-4CFF-AFA1-1B93EFAE830B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Bank of Tokyo-Mitsubishi UFJ, Ltd. App for Android ver5.3.1, ver5.2.2 and earlier allow a man-in-the-middle attacker to downgrade the communication between the app and the server from TLS v1.2 to SSL v3.0, which may result in the attacker to eavesdrop on an encrypted communication."
    },
    {
      "lang": "es",
      "value": "La app de The Bank of Tokyo-Mitsubishi UFJ, Ltd. para Android en sus versiones 5.3.1, 5.2.2 y anteriores permite que un atacante Man-in-the-Middle (MitM) pueda revertir la comunicaci\u00f3n entre la app y el servidor de TLS v1.2 a SSL v3.0, haciendo que el atacante pueda escuchar la comunicaci\u00f3n cifrada."
    }
  ],
  "id": "CVE-2016-7812",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 3.1,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-08-02T16:29:00.177",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/94829"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU92900492/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/94829"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://jvn.jp/en/vu/JVNVU92900492/"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-310"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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