Vulnerability-Lookup

CNVD-2021-20196

Vulnerability from cnvd - Published: 2021-03-22

Title

IBM API Connect存在未明漏洞

Description

IBM API Connect（APIConnect）是美国IBM公司的一套用于管理API生命周期的集成解决方案。该产品支持创建、运行、管理和保护API和微服务等。 IBM API Connect存在安全漏洞，该漏洞允许攻击者可以使用偷来的邀请链接，并将自己注册为API提供者组织的成员。

Severity

中

Patch Name

IBM API Connect存在未明漏洞的补丁

Patch Description

IBM API Connect（APIConnect）是美国IBM公司的一套用于管理API生命周期的集成解决方案。该产品支持创建、运行、管理和保护API和微服务等。 IBM API Connect存在安全漏洞，该漏洞允许攻击者可以使用偷来的邀请链接，并将自己注册为API提供者组织的成员。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://www.ibm.com/support/pages/node/6430107

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-20440

Impacted products

Name
['IBM IBM API Connect >=2018.4.1.0，<=2018.4.1.13', 'IBM IBM API Connect 10.0.0.0']

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-20440",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-20440"
    }
  },
  "description": "IBM API Connect\uff08APIConnect\uff09\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u5957\u7528\u4e8e\u7ba1\u7406API\u751f\u547d\u5468\u671f\u7684\u96c6\u6210\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u521b\u5efa\u3001\u8fd0\u884c\u3001\u7ba1\u7406\u548c\u4fdd\u62a4API\u548c\u5fae\u670d\u52a1\u7b49\u3002\n\nIBM API Connect\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u4ee5\u4f7f\u7528\u5077\u6765\u7684\u9080\u8bf7\u94fe\u63a5\uff0c\u5e76\u5c06\u81ea\u5df1\u6ce8\u518c\u4e3aAPI\u63d0\u4f9b\u8005\u7ec4\u7ec7\u7684\u6210\u5458\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\uff1ahttps://www.ibm.com/support/pages/node/6430107",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-20196",
  "openTime": "2021-03-22",
  "patchDescription": "IBM API Connect\uff08APIConnect\uff09\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u5957\u7528\u4e8e\u7ba1\u7406API\u751f\u547d\u5468\u671f\u7684\u96c6\u6210\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u521b\u5efa\u3001\u8fd0\u884c\u3001\u7ba1\u7406\u548c\u4fdd\u62a4API\u548c\u5fae\u670d\u52a1\u7b49\u3002\r\n\r\nIBM API Connect\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u4ee5\u4f7f\u7528\u5077\u6765\u7684\u9080\u8bf7\u94fe\u63a5\uff0c\u5e76\u5c06\u81ea\u5df1\u6ce8\u518c\u4e3aAPI\u63d0\u4f9b\u8005\u7ec4\u7ec7\u7684\u6210\u5458\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": "IBM API Connect\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "IBM IBM API Connect \u003e=2018.4.1.0\uff0c\u003c=2018.4.1.13",
      "IBM IBM API Connect 10.0.0.0"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-20440",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-19",
  "title": "IBM API Connect\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-20440 (GCVE-0-2021-20440)

Vulnerability from cvelistv5 – Published: 2021-03-15 15:30 – Updated: 2024-09-16 20:01

Summary

IBM API Connect 10.0.0.0, and 2018.4.1.0 through 2018.4.1.13 does not restrict member registration to the intended recepient. An attacker who is a valid user in the user registry used by API Manager can use a stolen invitation link and register themselves as a member of an API provider organization. IBM X-Force ID: 196536.

Severity

6.4 (Medium)


                        
                          CVSS:3.0/AV:N/PR:L/A:L/C:H/AC:H/S:U/I:L/UI:N/RC:C/RL:O/E:U

CWE

Obtain Information

Assigner

ibm mitre root

References

2 references

URL	Tags
https://www.ibm.com/support/pages/node/6430107	x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF

Impacted products

1 product

Vendor	Product	Version
IBM	API Connect	Affected: 2018.4.1.0 Affected: 2018.4.1.13 Affected: 10.0.0.0

Date Public

2021-03-14 00:00

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:37:24.339Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.ibm.com/support/pages/node/6430107"
          },
          {
            "name": "ibm-api-cve202120440-info-disc (196536)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/196536"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "API Connect",
          "vendor": "IBM",
          "versions": [
            {
              "status": "affected",
              "version": "2018.4.1.0"
            },
            {
              "status": "affected",
              "version": "2018.4.1.13"
            },
            {
              "status": "affected",
              "version": "10.0.0.0"
            }
          ]
        }
      ],
      "datePublic": "2021-03-14T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "IBM API Connect 10.0.0.0, and 2018.4.1.0 through 2018.4.1.13 does not restrict member registration to the intended recepient. An attacker who is a valid user in the user registry used by API Manager can use a stolen invitation link and register themselves as a member of an API provider organization. IBM X-Force ID: 196536."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 5.6,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/PR:L/A:L/C:H/AC:H/S:U/I:L/UI:N/RC:C/RL:O/E:U",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Obtain Information",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-15T15:30:17.000Z",
        "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "shortName": "ibm"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.ibm.com/support/pages/node/6430107"
        },
        {
          "name": "ibm-api-cve202120440-info-disc (196536)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/196536"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@us.ibm.com",
          "DATE_PUBLIC": "2021-03-14T00:00:00",
          "ID": "CVE-2021-20440",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "API Connect",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "2018.4.1.0"
                          },
                          {
                            "version_value": "2018.4.1.13"
                          },
                          {
                            "version_value": "10.0.0.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "IBM"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "IBM API Connect 10.0.0.0, and 2018.4.1.0 through 2018.4.1.13 does not restrict member registration to the intended recepient. An attacker who is a valid user in the user registry used by API Manager can use a stolen invitation link and register themselves as a member of an API provider organization. IBM X-Force ID: 196536."
            }
          ]
        },
        "impact": {
          "cvssv3": {
            "BM": {
              "A": "L",
              "AC": "H",
              "AV": "N",
              "C": "H",
              "I": "L",
              "PR": "L",
              "S": "U",
              "UI": "N"
            },
            "TM": {
              "E": "U",
              "RC": "C",
              "RL": "O"
            }
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Obtain Information"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.ibm.com/support/pages/node/6430107",
              "refsource": "CONFIRM",
              "title": "IBM Security Bulletin 6430107 (API Connect)",
              "url": "https://www.ibm.com/support/pages/node/6430107"
            },
            {
              "name": "ibm-api-cve202120440-info-disc (196536)",
              "refsource": "XF",
              "title": "X-Force Vulnerability Report",
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/196536"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
    "assignerShortName": "ibm",
    "cveId": "CVE-2021-20440",
    "datePublished": "2021-03-15T15:30:17.410Z",
    "dateReserved": "2020-12-17T00:00:00.000Z",
    "dateUpdated": "2024-09-16T20:01:51.745Z",
    "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.