Vulnerability-Lookup

FKIE_CVE-2021-23266

Vulnerability from fkie_nvd - Published: 2022-05-16 17:15 - Updated: 2026-06-17 03:38

Severity

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Summary

An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator.

References

	URL	Tags
	security@craftersoftware.com	https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602	Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602	Vendor Advisory

Impacted products

	Vendor	Product	Version
	craftercms	crafter_cms	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Crafter CMS",
          "vendor": "Crafter Software",
          "versions": [
            {
              "lessThanOrEqual": "3.1.17",
              "status": "affected",
              "version": "3.1",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@craftersoftware.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:craftercms:crafter_cms:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6974FEAC-905A-4572-A767-AF0216F5DAD8",
              "versionEndExcluding": "3.1.18",
              "versionStartIncluding": "3.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator."
    },
    {
      "lang": "es",
      "value": "Un usuario an\u00f3nimo puede dise\u00f1ar una URL con texto que acabe en el visor de registros tal cual. El texto puede entonces incluir mensajes de texto para enga\u00f1ar al administrador"
    }
  ],
  "id": "CVE-2021-23266",
  "lastModified": "2026-06-17T03:38:30.827",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "security@craftersoftware.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-05-16T17:15:09.327",
  "references": [
    {
      "source": "security@craftersoftware.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602"
    }
  ],
  "sourceIdentifier": "security@craftersoftware.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-117"
        }
      ],
      "source": "security@craftersoftware.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-116"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2021-23266 (GCVE-0-2021-23266)

Vulnerability from cvelistv5 – Published: 2022-05-16 17:05 – Updated: 2024-09-16 17:14

Title

Improper Output Neutralization for Logs in Crafter Studio

Summary

An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator.

Severity

4.3 (Medium)


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

CWE

CWE-117 - Improper Output Neutralization for Logs

Assigner

crafter

References

1 reference

URL	Tags
https://docs.craftercms.org/en/3.1/security/advis…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Crafter Software	Crafter CMS	Affected: 3.1 , ≤ 3.1.17 (custom)

Date Public

2022-05-16 00:00

Credits

Faizan Ahmad Wani

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:05:55.457Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Crafter CMS",
          "vendor": "Crafter Software",
          "versions": [
            {
              "lessThanOrEqual": "3.1.17",
              "status": "affected",
              "version": "3.1",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Faizan Ahmad Wani"
        }
      ],
      "datePublic": "2022-05-16T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-117",
              "description": "CWE-117 Improper Output Neutralization for Logs",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-16T17:05:24.000Z",
        "orgId": "4ff2b028-869f-4b00-a7b2-05997f6f14fd",
        "shortName": "crafter"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Improper Output Neutralization for Logs in Crafter Studio",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@craftersoftware.com",
          "DATE_PUBLIC": "2022-05-16T14:49:00.000Z",
          "ID": "CVE-2021-23266",
          "STATE": "PUBLIC",
          "TITLE": "Improper Output Neutralization for Logs in Crafter Studio"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Crafter CMS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_name": "3.1",
                            "version_value": "3.1.17"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Crafter Software"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Faizan Ahmad Wani"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An anonymous user can craft a URL with text that ends up in the log viewer as is. The text can then include textual messages to mislead the administrator."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
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                  "lang": "eng",
                  "value": "CWE-117 Improper Output Neutralization for Logs"
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              ]
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602",
              "refsource": "MISC",
              "url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2022051602"
            }
          ]
        },
        "source": {
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  "cveMetadata": {
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    "assignerShortName": "crafter",
    "cveId": "CVE-2021-23266",
    "datePublished": "2022-05-16T17:05:24.567Z",
    "dateReserved": "2021-01-08T00:00:00.000Z",
    "dateUpdated": "2024-09-16T17:14:27.358Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.