Vulnerability-Lookup

CNVD-2021-101179

Vulnerability from cnvd - Published: 2021-12-21

Title

Json-Ptr类型混淆漏洞

Description

Json-Ptr是用于 Nodejs 和现代浏览器的 Json 指针 ( Rfc 6901 ) 的完整实现。 Json-Ptr存在安全漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

Json-Ptr类型混淆漏洞的补丁

Patch Description

Json-Ptr是用于 Nodejs 和现代浏览器的 Json 指针 ( Rfc 6901 ) 的完整实现。 Json-Ptr存在安全漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。目前没有详细的漏洞细节提供。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca

Reference

https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165

Impacted products

Name
Json-Ptr Json-Ptr <3.0.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-23509"
    }
  },
  "description": "Json-Ptr\u662f\u7528\u4e8e Nodejs \u548c\u73b0\u4ee3\u6d4f\u89c8\u5668\u7684 Json \u6307\u9488 ( Rfc 6901 ) \u7684\u5b8c\u6574\u5b9e\u73b0\u3002\n\nJson-Ptr\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7684\u4ee3\u7801\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8bbe\u8ba1\u6216\u5b9e\u73b0\u4e0d\u5f53\u7684\u95ee\u9898\u3002 \u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-101179",
  "openTime": "2021-12-21",
  "patchDescription": "Json-Ptr\u662f\u7528\u4e8e Nodejs \u548c\u73b0\u4ee3\u6d4f\u89c8\u5668\u7684 Json \u6307\u9488 ( Rfc 6901 ) \u7684\u5b8c\u6574\u5b9e\u73b0\u3002\r\n\r\nJson-Ptr\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7684\u4ee3\u7801\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8bbe\u8ba1\u6216\u5b9e\u73b0\u4e0d\u5f53\u7684\u95ee\u9898\u3002 \u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Json-Ptr\u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Json-Ptr Json-Ptr \u003c3.0.0"
  },
  "referenceLink": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165",
  "serverity": "\u9ad8",
  "submitTime": "2021-11-08",
  "title": "Json-Ptr\u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e"
}

CVE-2021-23509 (GCVE-0-2021-23509)

Vulnerability from cvelistv5 – Published: 2021-11-03 17:20 – Updated: 2024-09-16 20:32

Title

Prototype Pollution

Summary

This affects the package json-ptr before 3.0.0. A type confusion vulnerability can lead to a bypass of CVE-2020-7766 when the user-provided keys used in the pointer parameter are arrays.

Severity

5.6 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

CWE

Prototype Pollution

Assigner

snyk mitre root Scorecard

References

5 references

URL	Tags
https://snyk.io/vuln/SNYK-JS-JSONPTR-1577291	x_refsource_MISC
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165	x_refsource_MISC
https://github.com/flitbit/json-ptr/pull/42	x_refsource_MISC
https://github.com/flitbit/json-ptr/commit/5dc458…	x_refsource_MISC
https://github.com/flitbit/json-ptr%23security-vu…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	json-ptr	Affected: unspecified , < 3.0.0 (custom)

Date Public

2021-11-03 00:00

Credits

Alessio Della Libera of Snyk Research Team

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:14:08.810Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-JS-JSONPTR-1577291"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/flitbit/json-ptr/pull/42"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/flitbit/json-ptr%23security-vulnerabilities-resolved"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "json-ptr",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "3.0.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Alessio Della Libera of Snyk Research Team"
        }
      ],
      "datePublic": "2021-11-03T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "This affects the package json-ptr before 3.0.0. A type confusion vulnerability can lead to a bypass of CVE-2020-7766 when the user-provided keys used in the pointer parameter are arrays."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "exploitCodeMaturity": "PROOF_OF_CONCEPT",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 5.1,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Prototype Pollution",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-11-03T17:20:36.000Z",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-JS-JSONPTR-1577291"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/flitbit/json-ptr/pull/42"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/flitbit/json-ptr%23security-vulnerabilities-resolved"
        }
      ],
      "title": "Prototype Pollution",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "DATE_PUBLIC": "2021-11-03T17:17:33.864061Z",
          "ID": "CVE-2021-23509",
          "STATE": "PUBLIC",
          "TITLE": "Prototype Pollution"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "json-ptr",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "3.0.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Alessio Della Libera of Snyk Research Team"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "This affects the package json-ptr before 3.0.0. A type confusion vulnerability can lead to a bypass of CVE-2020-7766 when the user-provided keys used in the pointer parameter are arrays."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Prototype Pollution"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-JS-JSONPTR-1577291",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-JS-JSONPTR-1577291"
            },
            {
              "name": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1767165"
            },
            {
              "name": "https://github.com/flitbit/json-ptr/pull/42",
              "refsource": "MISC",
              "url": "https://github.com/flitbit/json-ptr/pull/42"
            },
            {
              "name": "https://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca",
              "refsource": "MISC",
              "url": "https://github.com/flitbit/json-ptr/commit/5dc458fbad1c382a2e3ca6d62e66ede3d92849ca"
            },
            {
              "name": "https://github.com/flitbit/json-ptr%23security-vulnerabilities-resolved",
              "refsource": "MISC",
              "url": "https://github.com/flitbit/json-ptr%23security-vulnerabilities-resolved"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2021-23509",
    "datePublished": "2021-11-03T17:20:36.571Z",
    "dateReserved": "2021-01-08T00:00:00.000Z",
    "dateUpdated": "2024-09-16T20:32:29.801Z",
    "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.

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.

Action not permitted

CNVD-2021-101179

CVE-2021-23509 (GCVE-0-2021-23509)

Tags

Sightings

Nomenclature

Related by attack behaviour