Vulnerability-Lookup

CNVD-2017-16994

Vulnerability from cnvd - Published: 2017-07-27

Title

Banco de Costa Rica BCR Movil app for iOS中间人攻击漏洞

Description

Banco de Costa Rica BCR Movil app for iOS是哥斯达黎加Banco de Costa Rica银行的一款用于iOS的移动应用程序，具有快速访问管理银行帐户、管理余额、支付账单和汇款等功能。基于iOS平台的Banco de Costa Rica BCR Movil app 3.7版本中存在安全漏洞，该漏洞源于程序未能验证SSL服务器端的X.509证书。攻击者可借助特制的证书利用该漏洞实施中间人攻击，冒充可信的服务器，获取敏感信息。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： http://www.bancobcr.com

Reference

https://medium.com/@chronic_9612/follow-up-76-popular-apps-confirmed-vulnerable-to-silent-interception-of-tls-protected-data-64185035029f

Impacted products

Name
Banco de Costa Rica Banco de Costa Rica BCR Movil app for iOS 3.7

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-5918",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5918"
    }
  },
  "description": "Banco de Costa Rica BCR Movil app for iOS\u662f\u54e5\u65af\u8fbe\u9ece\u52a0Banco de Costa Rica\u94f6\u884c\u7684\u4e00\u6b3e\u7528\u4e8eiOS\u7684\u79fb\u52a8\u5e94\u7528\u7a0b\u5e8f\uff0c\u5177\u6709\u5feb\u901f\u8bbf\u95ee\u7ba1\u7406\u94f6\u884c\u5e10\u6237\u3001\u7ba1\u7406\u4f59\u989d\u3001\u652f\u4ed8\u8d26\u5355\u548c\u6c47\u6b3e\u7b49\u529f\u80fd\u3002\r\n\r\n\u57fa\u4e8eiOS\u5e73\u53f0\u7684Banco de Costa Rica BCR Movil app 3.7\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u9a8c\u8bc1SSL\u670d\u52a1\u5668\u7aef\u7684X.509\u8bc1\u4e66\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u8bc1\u4e66\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u4e2d\u95f4\u4eba\u653b\u51fb\uff0c\u5192\u5145\u53ef\u4fe1\u7684\u670d\u52a1\u5668\uff0c\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttp://www.bancobcr.com",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-16994",
  "openTime": "2017-07-27",
  "products": {
    "product": "Banco de Costa Rica Banco de Costa Rica BCR Movil app for iOS 3.7"
  },
  "referenceLink": "https://medium.com/@chronic_9612/follow-up-76-popular-apps-confirmed-vulnerable-to-silent-interception-of-tls-protected-data-64185035029f",
  "serverity": "\u4e2d",
  "submitTime": "2017-07-20",
  "title": "Banco de Costa Rica BCR Movil app for iOS\u4e2d\u95f4\u4eba\u653b\u51fb\u6f0f\u6d1e"
}

CVE-2017-5918 (GCVE-0-2017-5918)

Vulnerability from cvelistv5 – Published: 2017-05-05 07:04 – Updated: 2024-08-05 15:11

Summary

The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://medium.com/%40chronic_9612/follow-up-76-p…	x_refsource_MISC

Date Public

2017-05-05 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T15:11:48.846Z",
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            ],
            "url": "https://medium.com/%40chronic_9612/follow-up-76-popular-apps-confirmed-vulnerable-to-silent-interception-of-tls-protected-data-64185035029f"
          }
        ],
        "title": "CVE Program Container"
      }
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    "cna": {
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          "versions": [
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            }
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      ],
      "datePublic": "2017-05-05T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "The Banco de Costa Rica BCR Movil app 3.7 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate."
        }
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2017-05-05T06:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://medium.com/%40chronic_9612/follow-up-76-popular-apps-confirmed-vulnerable-to-silent-interception-of-tls-protected-data-64185035029f"
        }
      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2017-5918",
          "STATE": "PUBLIC"
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          "vendor": {
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                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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              "url": "https://medium.com/@chronic_9612/follow-up-76-popular-apps-confirmed-vulnerable-to-silent-interception-of-tls-protected-data-64185035029f"
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2017-05-05T07:04:00.000Z",
    "dateReserved": "2017-02-07T00:00:00.000Z",
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    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.
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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.
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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-2017-16994

CVE-2017-5918 (GCVE-0-2017-5918)

Tags

Sightings

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