github - ghsa-cxm3-v4mv-6mh8

GHSA-CXM3-V4MV-6MH8

Vulnerability from github – Published: 2022-01-28 22:04 – Updated: 2023-09-12 19:28

Summary

vditor Vulnerable to Cross-site Scripting in SVG events

Details

vditor does not filter user input in SVG events, leading to XSS

PoC

</a>
<svg><animate onbegin=alert(11) attributeName=x dur=1s>

Severity ?

5.4 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "vditor"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.8.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-4103"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-01-28T21:55:58Z",
    "nvd_published_at": "2022-01-23T02:15:00Z",
    "severity": "MODERATE"
  },
  "details": "vditor does not filter user input in SVG events, leading to XSS \n\n### PoC\n\n```html\n\u003c/a\u003e\n\u003csvg\u003e\u003canimate onbegin=alert(11) attributeName=x dur=1s\u003e\n```",
  "id": "GHSA-cxm3-v4mv-6mh8",
  "modified": "2023-09-12T19:28:09Z",
  "published": "2022-01-28T22:04:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-4103"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Vanessa219/vditor/issues/1133"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vanessa219/vditor/commit/8d4d0889dd72b2f839e93a49db3da3a370416c7d"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vanessa219/vditor"
    },
    {
      "type": "WEB",
      "url": "https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "vditor Vulnerable to Cross-site Scripting in SVG events"
}

CVE-2021-4103 (GCVE-0-2021-4103)

Vulnerability from cvelistv5 – Published: 2022-01-23 01:45 – Updated: 2024-08-03 17:16

Summary

Cross-site Scripting (XSS) - Stored in GitHub repository vanessa219/vditor prior to 1.0.34.

Severity ?

6.8 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:L

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

@huntrdev

References

URL

Tags

	https://huntr.dev/bounties/67b980af-7357-4879-944…	x_refsource_CONFIRM
	https://github.com/vanessa219/vditor/commit/8d4d0…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	vanessa219	vanessa219/vditor	Affected: unspecified , < 1.0.34 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:16:04.162Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/vanessa219/vditor/commit/8d4d0889dd72b2f839e93a49db3da3a370416c7d"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "vanessa219/vditor",
          "vendor": "vanessa219",
          "versions": [
            {
              "lessThan": "1.0.34",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Cross-site Scripting (XSS) - Stored in GitHub repository vanessa219/vditor prior to 1.0.34."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:L",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-01-23T01:45:11",
        "orgId": "c09c270a-b464-47c1-9133-acb35b22c19a",
        "shortName": "@huntrdev"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/vanessa219/vditor/commit/8d4d0889dd72b2f839e93a49db3da3a370416c7d"
        }
      ],
      "source": {
        "advisory": "67b980af-7357-4879-9448-a926c6474225",
        "discovery": "EXTERNAL"
      },
      "title": "Cross-site Scripting (XSS) - Stored in vanessa219/vditor",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@huntr.dev",
          "ID": "CVE-2021-4103",
          "STATE": "PUBLIC",
          "TITLE": "Cross-site Scripting (XSS) - Stored in vanessa219/vditor"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "vanessa219/vditor",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "1.0.34"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "vanessa219"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
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              "lang": "eng",
              "value": "Cross-site Scripting (XSS) - Stored in GitHub repository vanessa219/vditor prior to 1.0.34."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:L",
            "version": "3.0"
          }
        },
        "problemtype": {
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                  "value": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225",
              "refsource": "CONFIRM",
              "url": "https://huntr.dev/bounties/67b980af-7357-4879-9448-a926c6474225"
            },
            {
              "name": "https://github.com/vanessa219/vditor/commit/8d4d0889dd72b2f839e93a49db3da3a370416c7d",
              "refsource": "MISC",
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        },
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          "advisory": "67b980af-7357-4879-9448-a926c6474225",
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        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "c09c270a-b464-47c1-9133-acb35b22c19a",
    "assignerShortName": "@huntrdev",
    "cveId": "CVE-2021-4103",
    "datePublished": "2022-01-23T01:45:11",
    "dateReserved": "2021-12-12T00:00:00",
    "dateUpdated": "2024-08-03T17:16:04.162Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

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.

Action not permitted

GHSA-CXM3-V4MV-6MH8

PoC

CVE-2021-4103 (GCVE-0-2021-4103)

Tags

Sightings

Nomenclature