CNVD-2016-00061

Vulnerability from cnvd - Published: 2016-01-06
VLAI
Title
Wireshark Ascend解析器拒绝服务漏洞
Description
Wireshark是最流行的网络协议解析器。 Wireshark 2.0.1之前的2.0.x版本及1.12.9之前的1.12.x版本,Ascend解析器中wiretap/ascendtext.c内的函数ascend_seek未确保日期字符串末尾是否有'\0'字符,通过构造的文件,远程攻击者利用此漏洞可造成拒绝服务(越界读及应用崩溃)。
Severity
Patch Name
Wireshark Ascend解析器拒绝服务漏洞的补丁
Patch Description
Wireshark是最流行的网络协议解析器。 Wireshark 2.0.1之前的2.0.x版本及1.12.9之前的1.12.x版本,Ascend解析器中wiretap/ascendtext.c内的函数ascend_seek未确保日期字符串末尾是否有'\0'字符,通过构造的文件,远程攻击者利用此漏洞可造成拒绝服务(越界读及应用崩溃)。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

目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载: http://www.wireshark.org/security/wnpa-sec-2015-47.html https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=338da1c0ea0b2f8595d3a7b6d6c9548f7da3e27b

Reference
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11794 https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8729
Impacted products
Name
['Wireshark Wireshark 2.0.x(<2.0.1)', 'Wireshark Wireshark 1.12.x(<1.12.9)']
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8729"
    }
  },
  "description": "Wireshark\u662f\u6700\u6d41\u884c\u7684\u7f51\u7edc\u534f\u8bae\u89e3\u6790\u5668\u3002\r\n\r\nWireshark 2.0.1\u4e4b\u524d\u76842.0.x\u7248\u672c\u53ca1.12.9\u4e4b\u524d\u76841.12.x\u7248\u672c\uff0cAscend\u89e3\u6790\u5668\u4e2dwiretap/ascendtext.c\u5185\u7684\u51fd\u6570ascend_seek\u672a\u786e\u4fdd\u65e5\u671f\u5b57\u7b26\u4e32\u672b\u5c3e\u662f\u5426\u6709\u0027\\0\u0027\u5b57\u7b26\uff0c\u901a\u8fc7\u6784\u9020\u7684\u6587\u4ef6\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u53ef\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u754c\u8bfb\u53ca\u5e94\u7528\u5d29\u6e83\uff09\u3002",
  "discovererName": "Mateusz Jurczyk",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://www.wireshark.org/security/wnpa-sec-2015-47.html\r\nhttps://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=338da1c0ea0b2f8595d3a7b6d6c9548f7da3e27b",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-00061",
  "openTime": "2016-01-06",
  "patchDescription": "Wireshark\u662f\u6700\u6d41\u884c\u7684\u7f51\u7edc\u534f\u8bae\u89e3\u6790\u5668\u3002\r\nWireshark 2.0.1\u4e4b\u524d\u76842.0.x\u7248\u672c\u53ca1.12.9\u4e4b\u524d\u76841.12.x\u7248\u672c\uff0cAscend\u89e3\u6790\u5668\u4e2dwiretap/ascendtext.c\u5185\u7684\u51fd\u6570ascend_seek\u672a\u786e\u4fdd\u65e5\u671f\u5b57\u7b26\u4e32\u672b\u5c3e\u662f\u5426\u6709\u0027\\0\u0027\u5b57\u7b26\uff0c\u901a\u8fc7\u6784\u9020\u7684\u6587\u4ef6\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u53ef\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u754c\u8bfb\u53ca\u5e94\u7528\u5d29\u6e83\uff09\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": "Wireshark Ascend\u89e3\u6790\u5668\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Wireshark Wireshark 2.0.x(\u003c2.0.1)",
      "Wireshark Wireshark 1.12.x(\u003c1.12.9)"
    ]
  },
  "referenceLink": "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11794\r\nhttps://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-8729",
  "serverity": "\u4e2d",
  "submitTime": "2016-01-05",
  "title": "Wireshark Ascend\u89e3\u6790\u5668\u62d2\u7edd\u670d\u52a1\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.

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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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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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.


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