Vulnerability-Lookup

CNVD-2020-50792

Vulnerability from cnvd - Published: 2020-09-08

Title

IBM API Connect权限提升漏洞（CNVD-2020-50792）

Description

IBM API Connect是一种综合的端到端API生命周期解决方案。 IBM API Connect 2018.4.1.0至2018.4.1.12的API Manager存在权限提升漏洞，API提供者组织的被邀请者可通过操纵邀请链接利用该漏洞提升权限。

Severity

中

Patch Name

IBM API Connect权限提升漏洞（CNVD-2020-50792）的补丁

Patch Description

IBM API Connect是一种综合的端到端API生命周期解决方案。 IBM API Connect 2018.4.1.0至2018.4.1.12的API Manager存在权限提升漏洞，API提供者组织的被邀请者可通过操纵邀请链接利用该漏洞提升权限。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://www.ibm.com/support/pages/node/6324751

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-4638

Impacted products

Name
IBM IBM API Connect >=2018.4.1.0，<=2018.4.1.12

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-4638",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-4638"
    }
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  "description": "IBM API Connect\u662f\u4e00\u79cd\u7efc\u5408\u7684\u7aef\u5230\u7aefAPI\u751f\u547d\u5468\u671f\u89e3\u51b3\u65b9\u6848\u3002\n\nIBM API Connect 2018.4.1.0\u81f32018.4.1.12\u7684API Manager\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0cAPI\u63d0\u4f9b\u8005\u7ec4\u7ec7\u7684\u88ab\u9080\u8bf7\u8005\u53ef\u901a\u8fc7\u64cd\u7eb5\u9080\u8bf7\u94fe\u63a5\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u5347\u6743\u9650\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-50792",
  "openTime": "2020-09-08",
  "patchDescription": "IBM API Connect\u662f\u4e00\u79cd\u7efc\u5408\u7684\u7aef\u5230\u7aefAPI\u751f\u547d\u5468\u671f\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\nIBM API Connect 2018.4.1.0\u81f32018.4.1.12\u7684API Manager\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0cAPI\u63d0\u4f9b\u8005\u7ec4\u7ec7\u7684\u88ab\u9080\u8bf7\u8005\u53ef\u901a\u8fc7\u64cd\u7eb5\u9080\u8bf7\u94fe\u63a5\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u5347\u6743\u9650\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\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2020-50792\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "IBM IBM API Connect \u003e=2018.4.1.0\uff0c\u003c=2018.4.1.12"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-4638",
  "serverity": "\u4e2d",
  "submitTime": "2020-09-04",
  "title": "IBM API Connect\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2020-50792\uff09"
}

CVE-2020-4638 (GCVE-0-2020-4638)

Vulnerability from cvelistv5 – Published: 2020-09-03 13:55 – Updated: 2024-09-16 23:16

Summary

IBM API Connect's API Manager 2018.4.1.0 through 2018.4.1.12 is vulnerable to privilege escalation. An invitee to an API Provider organization can escalate privileges by manipulating the invitation link. IBM X-Force ID: 185508.

Severity

7.2 (High)


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

CWE

Gain Privileges

Assigner

ibm mitre root

References

2 references

URL	Tags
https://www.ibm.com/support/pages/node/6324751	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: 2018.4.12

Date Public

2020-09-02 00:00

Show details on NVD website

JSON

To clipboard

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    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T08:07:49.163Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.ibm.com/support/pages/node/6324751"
          },
          {
            "name": "ibm-api-cve20204638-priv-escalation (185508)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/185508"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "API Connect",
          "vendor": "IBM",
          "versions": [
            {
              "status": "affected",
              "version": "2018.4.1.0"
            },
            {
              "status": "affected",
              "version": "2018.4.12"
            }
          ]
        }
      ],
      "datePublic": "2020-09-02T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.3,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/I:H/AC:L/S:U/C:H/AV:N/PR:H/A:H/UI:N/E:U/RC:C/RL:O",
            "version": "3.0"
          }
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      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "Gain Privileges",
              "lang": "en",
              "type": "text"
            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2020-09-03T13:55:20.000Z",
        "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "shortName": "ibm"
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      "references": [
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          ],
          "url": "https://www.ibm.com/support/pages/node/6324751"
        },
        {
          "name": "ibm-api-cve20204638-priv-escalation (185508)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/185508"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@us.ibm.com",
          "DATE_PUBLIC": "2020-09-02T00:00:00",
          "ID": "CVE-2020-4638",
          "STATE": "PUBLIC"
        },
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            "vendor_data": [
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            }
          ]
        },
        "impact": {
          "cvssv3": {
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              "A": "H",
              "AC": "L",
              "AV": "N",
              "C": "H",
              "I": "H",
              "PR": "H",
              "S": "U",
              "UI": "N"
            },
            "TM": {
              "E": "U",
              "RC": "C",
              "RL": "O"
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        "problemtype": {
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    "dateReserved": "2019-12-30T00:00:00.000Z",
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    "state": "PUBLISHED"
  },
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  "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.