GSD-2020-11000

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
GreenBrowser before version 1.2 has a vulnerability where apps that rely on URL Parsing to verify that a given URL is pointing to a trust server may be susceptible to many different ways to get URL parsing and verification wrong, which allows an attacker to circumvent the access control. This problem has been patched in version 1.2.
Aliases
Aliases
CVE-2020-11000
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-11000",
    "description": "GreenBrowser before version 1.2 has a vulnerability where apps that rely on URL Parsing to verify that a given URL is pointing to a trust server may be susceptible to many different ways to get URL parsing and verification wrong, which allows an attacker to circumvent the access control. This problem has been patched in version 1.2.",
    "id": "GSD-2020-11000"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-11000"
      ],
      "details": "GreenBrowser before version 1.2 has a vulnerability where apps that rely on URL Parsing to verify that a given URL is pointing to a trust server may be susceptible to many different ways to get URL parsing and verification wrong, which allows an attacker to circumvent the access control. This problem has been patched in version 1.2.",
      "id": "GSD-2020-11000",
      "modified": "2023-12-13T01:22:05.568973Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2020-11000",
        "STATE": "PUBLIC",
        "TITLE": "Improper URL validation in GreenBrowser"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "GreenBrowser",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c 1.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "luchua-bc"
            }
          ]
        }
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      "data_type": "CVE",
      "data_version": "4.0",
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            "lang": "eng",
            "value": "GreenBrowser before version 1.2 has a vulnerability where apps that rely on URL Parsing to verify that a given URL is pointing to a trust server may be susceptible to many different ways to get URL parsing and verification wrong, which allows an attacker to circumvent the access control. This problem has been patched in version 1.2."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-939: Improper Authorization in Handler for Custom URL Scheme"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/luchua-bc/GreenBrowser/security/advisories/GHSA-7x3j-7x5w-8g7w",
            "refsource": "CONFIRM",
            "url": "https://github.com/luchua-bc/GreenBrowser/security/advisories/GHSA-7x3j-7x5w-8g7w"
          },
          {
            "name": "https://github.com/luchua-bc/GreenBrowser/commit/5e257e0db4f2a08cf05f00756e5961ee873e481b",
            "refsource": "MISC",
            "url": "https://github.com/luchua-bc/GreenBrowser/commit/5e257e0db4f2a08cf05f00756e5961ee873e481b"
          }
        ]
      },
      "source": {
        "advisory": "GHSA-7x3j-7x5w-8g7w",
        "discovery": "UNKNOWN"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:greenbrowser_project:greenbrowser:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
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          "ID": "CVE-2020-11000"
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        "data_version": "4.0",
        "description": {
          "description_data": [
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              "value": "GreenBrowser before version 1.2 has a vulnerability where apps that rely on URL Parsing to verify that a given URL is pointing to a trust server may be susceptible to many different ways to get URL parsing and verification wrong, which allows an attacker to circumvent the access control. This problem has been patched in version 1.2."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "NVD-CWE-Other"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/luchua-bc/GreenBrowser/commit/5e257e0db4f2a08cf05f00756e5961ee873e481b",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/luchua-bc/GreenBrowser/commit/5e257e0db4f2a08cf05f00756e5961ee873e481b"
            },
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              "name": "https://github.com/luchua-bc/GreenBrowser/security/advisories/GHSA-7x3j-7x5w-8g7w",
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                "Third Party Advisory"
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              "url": "https://github.com/luchua-bc/GreenBrowser/security/advisories/GHSA-7x3j-7x5w-8g7w"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "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,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "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
        }
      },
      "lastModifiedDate": "2021-10-26T20:02Z",
      "publishedDate": "2020-04-08T17:15Z"
    }
  }
}


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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.
  • 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.