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CNVD-2019-40497

Vulnerability from cnvd - Published: 2019-11-13
VLAI
Title
Cryptocat存在未明漏洞
Description
Cryptocat是一款开源的在线加密聊天应用程序。 Cryptocat 2.0.22之前版本中存在安全漏洞。攻击者可利用该漏洞伪造任意用户,并以其他用户身份发送恶意误导性信息。
Severity
Patch Name
Cryptocat存在未明漏洞的补丁
Patch Description
Cryptocat是一款开源的在线加密聊天应用程序。 Cryptocat 2.0.22之前版本中存在安全漏洞。攻击者可利用该漏洞伪造任意用户,并以其他用户身份发送恶意误导性信息。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,详情请关注厂商主页: https://crypto.cat

Reference
http://www.securityfocus.com/bid/61088
Impacted products
Name
Cryptocat Cryptocat <2.0.22
Show details on source website

{
  "bids": {
    "bid": {
      "bidNumber": "61088"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2013-2258",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2013-2258"
    }
  },
  "description": "Cryptocat\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u5728\u7ebf\u52a0\u5bc6\u804a\u5929\u5e94\u7528\u7a0b\u5e8f\u3002\n\nCryptocat 2.0.22\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f2a\u9020\u4efb\u610f\u7528\u6237\uff0c\u5e76\u4ee5\u5176\u4ed6\u7528\u6237\u8eab\u4efd\u53d1\u9001\u6076\u610f\u8bef\u5bfc\u6027\u4fe1\u606f\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://crypto.cat",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-40497",
  "openTime": "2019-11-13",
  "patchDescription": "Cryptocat\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u5728\u7ebf\u52a0\u5bc6\u804a\u5929\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nCryptocat 2.0.22\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f2a\u9020\u4efb\u610f\u7528\u6237\uff0c\u5e76\u4ee5\u5176\u4ed6\u7528\u6237\u8eab\u4efd\u53d1\u9001\u6076\u610f\u8bef\u5bfc\u6027\u4fe1\u606f\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": "Cryptocat\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cryptocat Cryptocat \u003c2.0.22"
  },
  "referenceLink": "http://www.securityfocus.com/bid/61088",
  "serverity": "\u4e2d",
  "submitTime": "2019-11-07",
  "title": "Cryptocat\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.

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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.


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