gsd-2021-3768
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
bookstack is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Aliases
Aliases
CVE-2021-3768


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-3768",
    "description": "bookstack is vulnerable to Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
    "id": "GSD-2021-3768"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3768"
      ],
      "details": "bookstack is vulnerable to Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
      "id": "GSD-2021-3768",
      "modified": "2023-12-13T01:23:34.944588Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@huntr.dev",
        "ID": "CVE-2021-3768",
        "STATE": "PUBLIC",
        "TITLE": "Cross-site Scripting (XSS) - Stored in bookstackapp/bookstack"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "bookstackapp/bookstack",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "21.08.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "bookstackapp"
            }
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          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
          "version": "3.0"
        }
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              }
            ]
          }
        ]
      },
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            "name": "https://huntr.dev/bounties/64a0229f-ff5e-4c64-b83e-9bfc0698a78e",
            "refsource": "CONFIRM",
            "url": "https://huntr.dev/bounties/64a0229f-ff5e-4c64-b83e-9bfc0698a78e"
          },
          {
            "name": "https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64",
            "refsource": "MISC",
            "url": "https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64"
          }
        ]
      },
      "source": {
        "advisory": "64a0229f-ff5e-4c64-b83e-9bfc0698a78e",
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "21.08.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
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            {
              "name": "https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64"
            },
            {
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            }
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 3.5,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 6.8,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.3,
          "impactScore": 2.7
        }
      },
      "lastModifiedDate": "2021-09-09T18:47Z",
      "publishedDate": "2021-09-06T12:15Z"
    }
  }
}


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