Vulnerability-Lookup

CNVD-2021-55951

Vulnerability from cnvd - Published: 2021-07-28

Title

Vaadin flow存在未明漏洞

Description

Vaadin flow是一个应用软件。Vaadin平台的Java框架，用于构建外观美观，性能良好并让您和您的用户感到满意的现代网站。 vaadin：flow-server 3.0.0版本至5.0.3版本存在安全漏洞，攻击者可利用该漏洞猜测Fusion端点的安全令牌。

Severity

低

Patch Name

Vaadin flow存在未明漏洞的补丁

Patch Description

Vaadin flow是一个应用软件。Vaadin平台的Java框架，用于构建外观美观，性能良好并让您和您的用户感到满意的现代网站。 vaadin：flow-server 3.0.0版本至5.0.3版本存在安全漏洞，攻击者可利用该漏洞猜测Fusion端点的安全令牌。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://vaadin.com/security/cve-2021-31406

Reference

https://vaadin.com/security/cve-2021-31406

Impacted products

Name
Vaadin vaadin：flow-server >=3.0.0，<=5.0.3

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-31406",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-31406"
    }
  },
  "description": "Vaadin flow\u662f\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002Vaadin\u5e73\u53f0\u7684Java\u6846\u67b6\uff0c\u7528\u4e8e\u6784\u5efa\u5916\u89c2\u7f8e\u89c2\uff0c\u6027\u80fd\u826f\u597d\u5e76\u8ba9\u60a8\u548c\u60a8\u7684\u7528\u6237\u611f\u5230\u6ee1\u610f\u7684\u73b0\u4ee3\u7f51\u7ad9\u3002\n\nvaadin\uff1aflow-server 3.0.0\u7248\u672c\u81f35.0.3\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u731c\u6d4bFusion\u7aef\u70b9\u7684\u5b89\u5168\u4ee4\u724c\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://vaadin.com/security/cve-2021-31406",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-55951",
  "openTime": "2021-07-28",
  "patchDescription": "Vaadin flow\u662f\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002Vaadin\u5e73\u53f0\u7684Java\u6846\u67b6\uff0c\u7528\u4e8e\u6784\u5efa\u5916\u89c2\u7f8e\u89c2\uff0c\u6027\u80fd\u826f\u597d\u5e76\u8ba9\u60a8\u548c\u60a8\u7684\u7528\u6237\u611f\u5230\u6ee1\u610f\u7684\u73b0\u4ee3\u7f51\u7ad9\u3002\r\n\r\nvaadin\uff1aflow-server 3.0.0\u7248\u672c\u81f35.0.3\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u731c\u6d4bFusion\u7aef\u70b9\u7684\u5b89\u5168\u4ee4\u724c\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Vaadin flow\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Vaadin vaadin\uff1aflow-server \u003e=3.0.0\uff0c\u003c=5.0.3"
  },
  "referenceLink": "https://vaadin.com/security/cve-2021-31406",
  "serverity": "\u4f4e",
  "submitTime": "2021-04-27",
  "title": "Vaadin flow\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-31406 (GCVE-0-2021-31406)

Vulnerability from cvelistv5 – Published: 2021-04-23 16:05 – Updated: 2024-09-17 00:02

Title

Timing side channel vulnerability in endpoint request handler in Vaadin 15-19

Summary

Non-constant-time comparison of CSRF tokens in endpoint request handler in com.vaadin:flow-server versions 3.0.0 through 5.0.3 (Vaadin 15.0.0 through 18.0.6), and com.vaadin:fusion-endpoint version 6.0.0 (Vaadin 19.0.0) allows attacker to guess a security token for Fusion endpoints via timing attack.

Severity

4 (Medium)


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

CWE

CWE-208 - Information Exposure Through Timing Discrepancy

Assigner

Vaadin mitre root

References

2 references

URL	Tags
https://vaadin.com/security/cve-2021-31406	x_refsource_MISC
https://github.com/vaadin/flow/pull/10157	x_refsource_MISC

Impacted products

2 products

Vendor	Product	Version
Vaadin	Vaadin	Affected: 19.0.0 Affected: 15.0.0 , < * (custom)
Vaadin	flow-server	Affected: 6.0.0 Affected: 3.0.0 , < * (custom)

Date Public

2021-03-19 00:00

Credits

This issue was discovered and responsibly reported by Xhelal Likaj.

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T22:55:53.767Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://vaadin.com/security/cve-2021-31406"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/vaadin/flow/pull/10157"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Vaadin",
          "vendor": "Vaadin",
          "versions": [
            {
              "status": "affected",
              "version": "19.0.0"
            },
            {
              "lessThan": "*",
              "status": "affected",
              "version": "15.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "flow-server",
          "vendor": "Vaadin",
          "versions": [
            {
              "status": "affected",
              "version": "6.0.0"
            },
            {
              "lessThan": "*",
              "status": "affected",
              "version": "3.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "This issue was discovered and responsibly reported by Xhelal Likaj."
        }
      ],
      "datePublic": "2021-03-19T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Non-constant-time comparison of CSRF tokens in endpoint request handler in com.vaadin:flow-server versions 3.0.0 through 5.0.3 (Vaadin 15.0.0 through 18.0.6), and com.vaadin:fusion-endpoint version 6.0.0 (Vaadin 19.0.0) allows attacker to guess a security token for Fusion endpoints via timing attack."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-208",
              "description": "CWE-208 Information Exposure Through Timing Discrepancy",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-04-23T16:05:41.000Z",
        "orgId": "9e0f3122-90e9-42d5-93de-8c6b98deef7e",
        "shortName": "Vaadin"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://vaadin.com/security/cve-2021-31406"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/vaadin/flow/pull/10157"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Timing side channel vulnerability in endpoint request handler in Vaadin 15-19",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "AKA": "",
          "ASSIGNER": "security@vaadin.com",
          "DATE_PUBLIC": "2021-03-19T09:17:00.000Z",
          "ID": "CVE-2021-31406",
          "STATE": "PUBLIC",
          "TITLE": "Timing side channel vulnerability in endpoint request handler in Vaadin 15-19"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Vaadin",
                      "version": {
                        "version_data": [
                          {
                            "platform": "",
                            "version_affected": "\u003e=",
                            "version_name": "",
                            "version_value": "15.0.0"
                          },
                          {
                            "platform": "",
                            "version_affected": "\u003c=",
                            "version_name": "",
                            "version_value": "18.0.6 +1"
                          },
                          {
                            "platform": "",
                            "version_affected": "=",
                            "version_name": "",
                            "version_value": "19.0.0"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "flow-server",
                      "version": {
                        "version_data": [
                          {
                            "platform": "",
                            "version_affected": "\u003e=",
                            "version_name": "",
                            "version_value": "3.0.0"
                          },
                          {
                            "platform": "",
                            "version_affected": "\u003c=",
                            "version_name": "",
                            "version_value": "5.0.3 +1"
                          },
                          {
                            "platform": "",
                            "version_affected": "=",
                            "version_name": "",
                            "version_value": "6.0.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Vaadin"
              }
            ]
          }
        },
        "configuration": [],
        "credit": [
          {
            "lang": "eng",
            "value": "This issue was discovered and responsibly reported by Xhelal Likaj."
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Non-constant-time comparison of CSRF tokens in endpoint request handler in com.vaadin:flow-server versions 3.0.0 through 5.0.3 (Vaadin 15.0.0 through 18.0.6), and com.vaadin:fusion-endpoint version 6.0.0 (Vaadin 19.0.0) allows attacker to guess a security token for Fusion endpoints via timing attack."
            }
          ]
        },
        "exploit": [],
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-208 Information Exposure Through Timing Discrepancy"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://vaadin.com/security/cve-2021-31406",
              "refsource": "MISC",
              "url": "https://vaadin.com/security/cve-2021-31406"
            },
            {
              "name": "https://github.com/vaadin/flow/pull/10157",
              "refsource": "MISC",
              "url": "https://github.com/vaadin/flow/pull/10157"
            }
          ]
        },
        "solution": [],
        "source": {
          "advisory": "",
          "defect": [],
          "discovery": "EXTERNAL"
        },
        "work_around": []
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9e0f3122-90e9-42d5-93de-8c6b98deef7e",
    "assignerShortName": "Vaadin",
    "cveId": "CVE-2021-31406",
    "datePublished": "2021-04-23T16:05:41.375Z",
    "dateReserved": "2021-04-15T00:00:00.000Z",
    "dateUpdated": "2024-09-17T00:02:31.310Z",
    "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.