CNVD-2018-04320

Vulnerability from cnvd - Published: 2018-03-06
VLAI Severity ?
Title
Yandex Browser installer for Desktop DLL劫持漏洞
Description
Yandex Browser是一个由俄罗斯网络搜索公司Yandex开发的基于Chromium的免费网页浏览器,使用Blink排版引擎,可以运行在Windows、OS X、Android和iOS等平台。 17.4.1之前的桌面版Yandex Browser安装程序存在DLL劫持漏洞。该漏洞产生的原因是dnsapi.dll、winmm.dll、ntmarta.dll、cryptbase.dll或 profapi.dll使用了不受信任的搜索路径,攻击者可利用漏洞加载任意恶意的DLL,导致程序崩溃。
Severity
Patch Name
Yandex Browser installer for Desktop DLL劫持漏洞的补丁
Patch Description
Yandex Browser是一个由俄罗斯网络搜索公司Yandex开发的基于Chromium的免费网页浏览器,使用Blink排版引擎,可以运行在Windows、OS X、Android和iOS等平台。 17.4.1之前的桌面版Yandex Browser安装程序存在DLL劫持漏洞。该漏洞产生的原因是dnsapi.dll、winmm.dll、ntmarta.dll、cryptbase.dll或 profapi.dll使用了不受信任的搜索路径,攻击者可利用漏洞加载任意恶意的DLL,导致程序崩溃。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

厂商已发布漏洞修复程序,请及时关注更新: https://browser.yandex.com/security/changelogs/fixed-in-version-17-4

Reference
https://browser.yandex.com/security/changelogs/fixed-in-version-17-4
Impacted products
Name
Yandex Browser installer for Desktop <17.4.1
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7327"
    }
  },
  "description": "Yandex Browser\u662f\u4e00\u4e2a\u7531\u4fc4\u7f57\u65af\u7f51\u7edc\u641c\u7d22\u516c\u53f8Yandex\u5f00\u53d1\u7684\u57fa\u4e8eChromium\u7684\u514d\u8d39\u7f51\u9875\u6d4f\u89c8\u5668\uff0c\u4f7f\u7528Blink\u6392\u7248\u5f15\u64ce\uff0c\u53ef\u4ee5\u8fd0\u884c\u5728Windows\u3001OS X\u3001Android\u548ciOS\u7b49\u5e73\u53f0\u3002\r\n\r\n17.4.1\u4e4b\u524d\u7684\u684c\u9762\u7248Yandex Browser\u5b89\u88c5\u7a0b\u5e8f\u5b58\u5728DLL\u52ab\u6301\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662fdnsapi.dll\u3001winmm.dll\u3001ntmarta.dll\u3001cryptbase.dll\u6216 profapi.dll\u4f7f\u7528\u4e86\u4e0d\u53d7\u4fe1\u4efb\u7684\u641c\u7d22\u8def\u5f84\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u52a0\u8f7d\u4efb\u610f\u6076\u610f\u7684DLL\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "Himanshu Mehta",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://browser.yandex.com/security/changelogs/fixed-in-version-17-4",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-04320",
  "openTime": "2018-03-06",
  "patchDescription": "Yandex Browser\u662f\u4e00\u4e2a\u7531\u4fc4\u7f57\u65af\u7f51\u7edc\u641c\u7d22\u516c\u53f8Yandex\u5f00\u53d1\u7684\u57fa\u4e8eChromium\u7684\u514d\u8d39\u7f51\u9875\u6d4f\u89c8\u5668\uff0c\u4f7f\u7528Blink\u6392\u7248\u5f15\u64ce\uff0c\u53ef\u4ee5\u8fd0\u884c\u5728Windows\u3001OS X\u3001Android\u548ciOS\u7b49\u5e73\u53f0\u3002\r\n\r\n17.4.1\u4e4b\u524d\u7684\u684c\u9762\u7248Yandex Browser\u5b89\u88c5\u7a0b\u5e8f\u5b58\u5728DLL\u52ab\u6301\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662fdnsapi.dll\u3001winmm.dll\u3001ntmarta.dll\u3001cryptbase.dll\u6216 profapi.dll\u4f7f\u7528\u4e86\u4e0d\u53d7\u4fe1\u4efb\u7684\u641c\u7d22\u8def\u5f84\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u52a0\u8f7d\u4efb\u610f\u6076\u610f\u7684DLL\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u5d29\u6e83\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": "Yandex Browser installer for Desktop DLL\u52ab\u6301\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Yandex Browser installer for Desktop \u003c17.4.1"
  },
  "referenceLink": "https://browser.yandex.com/security/changelogs/fixed-in-version-17-4",
  "serverity": "\u4e2d",
  "submitTime": "2018-01-22",
  "title": "Yandex Browser installer for Desktop DLL\u52ab\u6301\u6f0f\u6d1e"
}


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Sightings

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  • 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 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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