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CNVD-2024-23287

Vulnerability from cnvd - Published: 2024-05-21

Title

IBM Cognos Controller用户枚举漏洞

Description

IBM Cognos Controller是美国国际商业机器（IBM）公司的一套商业智能与计划解决方案。该产品具有流程自动化、财务审计控制、创建和管理财务报告等功能。 IBM Cognos Controller 10.4.1版本、10.4.2版本、11.0.0版本存在用户枚举漏洞。该漏洞源于有效和无效登录尝试存在明显差异，远程攻击者可利用该漏洞枚举用户名。

Severity

中

Patch Name

IBM Cognos Controller用户枚举漏洞的补丁

Patch Description

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/7149876

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-20556

Impacted products

Name
['IBM IBM Cognos Controller 10.4.1', 'IBM IBM Cognos Controller 10.4.2', 'IBM IBM Cognos Controller 11.0.0']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-20556",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-20556"
    }
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2024-23287",
  "openTime": "2024-05-21",
  "patchDescription": "IBM Cognos Controller\u662f\u7f8e\u56fd\u56fd\u9645\u5546\u4e1a\u673a\u5668\uff08IBM\uff09\u516c\u53f8\u7684\u4e00\u5957\u5546\u4e1a\u667a\u80fd\u4e0e\u8ba1\u5212\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u4ea7\u54c1\u5177\u6709\u6d41\u7a0b\u81ea\u52a8\u5316\u3001\u8d22\u52a1\u5ba1\u8ba1\u63a7\u5236\u3001\u521b\u5efa\u548c\u7ba1\u7406\u8d22\u52a1\u62a5\u544a\u7b49\u529f\u80fd\u3002\r\n\r\nIBM Cognos Controller 10.4.1\u7248\u672c\u300110.4.2\u7248\u672c\u300111.0.0\u7248\u672c\u5b58\u5728\u7528\u6237\u679a\u4e3e\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u6709\u6548\u548c\u65e0\u6548\u767b\u5f55\u5c1d\u8bd5\u5b58\u5728\u660e\u663e\u5dee\u5f02\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u679a\u4e3e\u7528\u6237\u540d\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 Cognos Controller\u7528\u6237\u679a\u4e3e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "IBM IBM Cognos Controller 10.4.1",
      "IBM IBM Cognos Controller 10.4.2",
      "IBM IBM Cognos Controller 11.0.0"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-20556",
  "serverity": "\u4e2d",
  "submitTime": "2024-05-09",
  "title": "IBM Cognos Controller\u7528\u6237\u679a\u4e3e\u6f0f\u6d1e"
}

CVE-2021-20556 (GCVE-0-2021-20556)

Vulnerability from cvelistv5 – Published: 2024-05-03 17:31 – Updated: 2024-08-03 17:45

Title

IBM Cognos Controller information disclosure

Summary

IBM Cognos Controller 10.4.1, 10.4.2, and 11.0.0 could allow a remote user to enumerate usernames due to differentiating error messages on existing usernames. IBM X-Force ID: 199181.

Severity

5.3 (Medium)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-05-06 15:50 UTC

CWE

CWE-204 - Response Discrepancy Information Exposure

Assigner

ibm mitre root

References

2 references

URL	Tags
https://www.ibm.com/support/pages/node/7149876	vendor-advisory
https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entry

Impacted products

4 products

Vendor	Product	Version
IBM	Cognos Controller	Affected: 10.4.1, 10.4.2, 11.0.0
ibm	cognos_controller	Affected: 10.4.1 cpe:2.3:a:ibm:cognos_controller:10.4.1:::::::*
ibm	cognos_controller	Affected: 10.4.2 cpe:2.3:a:ibm:cognos_controller:10.4.2:::::::*
ibm	cognos_controller	Affected: 11.0.0 cpe:2.3:a:ibm:cognos_controller:11.0.0:::::::*

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JSON

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{
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      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:ibm:cognos_controller:10.4.1:*:*:*:*:*:*:*"
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            "vendor": "ibm",
            "versions": [
              {
                "status": "affected",
                "version": "10.4.1"
              }
            ]
          },
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            "cpes": [
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            ],
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            "versions": [
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              }
            ]
          },
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                  }
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}

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.