GSD-2020-1787

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
HUAWEI Mate 20 smartphones versions earlier than 9.1.0.139(C00E133R3P1) have an improper authentication vulnerability. The system has a logic error under certain scenario, successful exploit could allow the attacker who gains the privilege of guest user to access to the host user's desktop in an instant, without unlocking the screen lock of the host user.
Aliases
Aliases
CVE-2020-1787
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{
  "GSD": {
    "alias": "CVE-2020-1787",
    "description": "HUAWEI Mate 20 smartphones versions earlier than 9.1.0.139(C00E133R3P1) have an improper authentication vulnerability. The system has a logic error under certain scenario, successful exploit could allow the attacker who gains the privilege of guest user to access to the host user\u0027s desktop in an instant, without unlocking the screen lock of the host user.",
    "id": "GSD-2020-1787"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "aliases": [
        "CVE-2020-1787"
      ],
      "details": "HUAWEI Mate 20 smartphones versions earlier than 9.1.0.139(C00E133R3P1) have an improper authentication vulnerability. The system has a logic error under certain scenario, successful exploit could allow the attacker who gains the privilege of guest user to access to the host user\u0027s desktop in an instant, without unlocking the screen lock of the host user.",
      "id": "GSD-2020-1787",
      "modified": "2023-12-13T01:21:58.810461Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2020-1787",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "HUAWEI Mate 20",
                    "version": {
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                        {
                          "version_value": "Versions earlier than 9.1.0.139(C00E133R3P1)"
                        }
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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Improper Authentication"
              }
            ]
          }
        ]
      },
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        "reference_data": [
          {
            "name": "https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200108-02-smartphone-en",
            "refsource": "CONFIRM",
            "url": "https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200108-02-smartphone-en"
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                    "cpe_name": [],
                    "versionEndExcluding": "9.1.0.139\\(c00e133r3p1\\)",
                    "vulnerable": true
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        "description": {
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              "value": "HUAWEI Mate 20 smartphones versions earlier than 9.1.0.139(C00E133R3P1) have an improper authentication vulnerability. The system has a logic error under certain scenario, successful exploit could allow the attacker who gains the privilege of guest user to access to the host user\u0027s desktop in an instant, without unlocking the screen lock of the host user."
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.2,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
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            "attackComplexity": "LOW",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 0.7,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-01-29T21:33Z",
      "publishedDate": "2020-01-09T17:15Z"
    }
  }
}


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  • 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.
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  • 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.